Bidders list

Bidders List Codes

Please complete the Bidder's List Application and Commodity Form by using the codes from the Bidders list below. The Bidders list codes are arranged alphabetically.

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Class Number	Item Number	Description
820	06	A.S.M.E. Code Tanks
780	04	Abattoir Scales
005	05	Abrasive Equipment and Tools
967	04	Abrasives Manufacturing Services
005	14	Abrasives, Coated: Cloth, Fiber, Sandpaper, etc.
005	28	Abrasives, Sandblasting (Other than Metal)
005	21	Abrasives, Sandblasting, Metal
005	42	Abrasives, Solid: Wheels, Stones, etc.
005	56	Abrasives, Tumbling (Wheel)
180	02	Abrasives: Feldspar, Pumice, Silica, etc.
260	02	Abrasives: Pumice, etc.
220	02	Accelerometers
680	02	Access Control Systems and Security Systems
920	02	Access Services, Data
928	04	Accessories (Not Otherwise Classified) Maintenance and Repair
460	04	Accessories, Hose (Hangers, Reels, etc.)
804	10	Accessories, Satellite (Not Otherwise Classified)
110	09	Accessories: Dressing, Hooks, Laces, etc.
953	06	Accident
580	02	Accordians and Accessories
946	10	Accounting and Billing Services (Including Payroll Services)
600	03	Accounting and Bookkeeping Machines (Not Data Processing)
946	11	Accounting Services (Not Otherwise Classified)
918	04	Accounting/Auditing/Budget Consulting
208	10	Accounting/Financial: Bookkeeping, Billing and Invoicing, Budgeting, Payroll, Taxes, etc.
209	11	Accounting/Financial: Bookkeeping, Billing and Invoicing, Budgeting, Payroll, Taxes, etc.
665	06	Acetate Film and Sheets
145	15	Acid
460	05	Acid/Chemical Hose and Fittings
180	04	Acids, Inorganic: Hydrochloric, Phosphoric, Sulfuric, etc.
190	18	Acids, Mineral: Boric, Hydrobromic, Hydrochloric, Sulfuric, etc.
180	06	Acids, Organic: Hydroxyacetic, Oleic, Stearic, etc.
910	01	Acoustical Ceilings and Walls: Cleaning, Installation, Restoration, Maintenance and Repair (Including Panel Wall Systems)
010	08	Acoustical Tile Accessories: Channels, Grids, Mounting Hardware, Rods, Runners, Suspension Brackets, Tees, Wall Angles, and Wires
010	09	Acoustical Tile Insulation
010	05	Acoustical Tile, All Types (Including Recycled Types)
845	01	Acoustics Testing Devices
906	02	Acoustics; Noise Abatement - Architectural Services
665	16	Acrylic Mirrors
665	12	Acrylic Rods and Tubes (Methyl Methacrylate)
665	18	Acrylic Sheets (Methyl Methacrylate)
885	08	Activated Carbon and Filter Elements
890	02	Activated Carbon Systems, Equipment, and Absorbers
495	05	Activity Cages, Mazes, and Other Animal Psychology Equipment
962	03	Actor/Thespian Services
946	12	Actuarial Services and Retirement Planning
220	04	Actuators and Controls (For Robotics, Servo Systems, etc.)
659	06	Adapters
060	01	Adapters and Clevises, Automotive Parts
615	04	Adding Machine and Calculator Paper (Rolls), Thermal Type "Treated Paper" and Carbonless Type
600	05	Adding Machines
615	03	Adding Machines and Calculator Paper (Rolls)
630	03	Additives and Miscellaneous Paint Ingredients: Driers, Fungicides, Latexes, Pigments, Surfactants, etc.
335	04	Additives and Supplements, Fertilizer
505	09	Additives, Rinse
015	06	Addressing Machine Supplies, Metal and Plastic Plate Type
015	10	Addressing Machine Supplies, Paper Plate Type
600	08	Addressing Machines (Computer Driven Only, Direct Print Type Only) and Accessories (See Class 015 for Supplies)
600	11	Addressing Machines (Embossed Plate Type) and Embossing and Imprinting Machines, and Accessories (See Class 015 for Supplies)
755	06	Adhesive Applicator, Gas Fired Marker
360	05	Adhesive, Cement and Mastic
315	20	Adhesive, General Purpose
725	03	Adhesive/Cement, Radio - T.V.
315	10	Adhesives (For Concrete): Cured-to-Cured, Fresh-to-Cured, and Steel-to-Concrete
615	05	Adhesives and Applicators: Glue, Mucilage, Paste, etc.
010	11	Adhesives and Cements, Acoustical Tile
010	14	Adhesives and Cements, Insulation
450	01	Adhesives and Sealants (Not Otherwise Classified)
150	02	Adhesives, Bonding Agents and Cement Antifreeze
125	05	Adhesives, Compounds, Glues, Pastes, Glue Pots, and Containers
450	03	Adhesives: Glue and Glue Guns, Gum, Paste, etc.
450	02	Adhesives: Rubber and Silicone
909	03	Administration of Contracts: Summary of Work, Quality Control, Project Closeout, etc.
948	07	Administration Services, Health
271	04	Administration Sets and IV Additive Accessories
271	08	Administration Sets, Special Use: Controlled Flow, Solution Transfer, etc.
918	06	Administrative Consulting
961	02	Administrative Services, All Kinds
915	02	Advertising (Notice of Bid Solicitation)
915	01	Advertising Agency Services
918	07	Advertising Consulting
915	04	Advertising, Outdoor Billboard, etc.
915	03	Advertising/Public Relations
924	05	Advisory Services, Educational
515	05	Aerators, Pluggers, and Spikers
065	05	Aerial Ladders and Towers (Including Buckets for Personnel)
905	03	Aerial Patrolling (Not Survey)
905	04	Aerial Photogrammery Services
905	05	Aerial Photography
905	10	Aerial Surveys
805	05	Aerobic Training Equipment
845	02	Aerodynamic Testing Devices (Laboratory Type) and Wind Tunnels
035	03	Aeronautical Charts and Maps
925	03	Aeronautical/Aerospace Engineering
820	04	After-Coolers and Condensers
885	11	Agents, Curing
967	12	Aggregate, Concrete or Stone Products
770	06	Aggregate, Gravel, Marble and Stone Chips, etc. (For Roofs)
745	01	Aggregate, Precoated
120	05	Agitators, Fish Tank
918	09	Agricultural Consulting
906	04	Agricultural Development - Architectural Services
925	04	Agricultural Engineering
929	04	Agricultural Implements, Parts and Accessories Maintenance and Repair
958	02	Agricultural Management Services (Not Otherwise Classified)
495	07	Agricultural Science Equipment: Diffusive Resistance Meters, Leaf Porometers and Water Potential Measuring Equipment, Seed Counters and Germinators, Soil Sterilizers, etc.
961	03	Agricultural Services (Including Production, Cotton Ginning, Planting, Harvesting, Marketing, Seed Extraction, Processing, etc.)
975	08	Agricultural Tractors, Mowers, Implements and Accessories Rental or Lease
998	05	Agriculture Equipment and Commodities
055	02	Air Bags, Automotive
345	04	Air Bags, Rescue Lifting Systems
905	19	Air Cargo Services: Developers, Operators, etc.
031	07	Air Circulation Equipment (Not Otherwise Classified)
981	11	Air Compressors and Accessories Rental or Lease
936	08	Air Compressors and Accessories, Maintenance and Repair
031	05	Air Conditioners (Cooling and Cooling/Heating Types): Window and Wall Mounted, and Parts and Accessories Not Individually Itemized
055	04	Air Conditioners and Parts
765	02	Air Conditioners, Heaters and Ventilators for Heavy Equipment
031	03	Air Conditioners: Commercial, and Parts and Accessories not Individually Itemized
031	04	Air Conditioners: Controlled Environment (For Computer Rooms, etc.), and Parts and Accessories not Individually Itemized)
031	06	Air Conditioning and Heating: Central Units, and Parts and Accessories Not Individually Itemized
981	12	Air Conditioning Equipment and Accessories Rental or Lease
035	02	Air Conditioning Units, Aircraft (For Cooling Interiors While at the Gate)
925	07	Air Conditioning, Heating and Ventilating Engineering
557	05	Air Conditioning, Heating and Ventilation
559	05	Air Conditioning, Heating and Ventilation (Including Defrosters and Defoggers)
031	08	Air Curtains
820	05	Air Dryers, Dehydrators, and Preheaters
910	04	Air Duct Cleaning Services
890	01	Air Flotation Systems (For Water Treatment Removal of Hydrocarbons)
031	09	Air Flow Meters
460	10	Air Hose and Fittings
918	10	Air Pollution Consulting
926	14	Air Pollution Control Services (Including Data Collection Research and Development, etc.)
075	01	Air Powered Shop Tools, Regulators, and Parts
445	02	Air Pumps for Sporting Goods, Toys, etc. (See 075-83 for Tire Pumps)
031	10	Air Purifiers, Accessories and Supplies
493	04	Air Quality Monitoring Equipment and Accessories (Including Ozone Type)
926	15	Air Quality Monitoring Services
905	20	Air Rescue and Transfer of Patients
905	26	Air Traffic Control Services
120	08	Airboats and Inflatible Boats
493	05	Airborne Bacteria and Virus Inactivation Equipment, Ozone Type
035	06	Aircraft Accessories (Not Otherwise Classified)
998	03	Aircraft and Aviation Parts, Equipment
035	04	Aircraft Avionics, Not Otherwise Classified (Navigation Instruments, Transponders, etc.)
035	09	Aircraft Communications Radio
035	05	Aircraft Crash Locators and Accessories
905	12	Aircraft Crash Removal Services
035	08	Aircraft Fenders
035	07	Aircraft Fuselage and Components
035	11	Aircraft Master Control Systems (Computer, etc.)
035	10	Aircraft Navigation Radio
905	11	Aircraft Painting Services
035	15	Aircraft Radar
905	15	Aircraft Refurbishing, Soundproofing, etc. Services
905	13	Aircraft Washing, Waxing and Polishing Services
257	18	Aircraft, Military (Fighter Bombers, Attack Aircraft, etc.)
905	14	Airplane/Helicopter Services (Not Otherwise Classified)
035	20	Airplanes
905	16	Airplanes, Helicopters and Accessories Maintenance and Repair
975	11	Airplanes, Helicopters, and Accessory Rental or Lease
035	22	Airport Equipment (Not Otherwise Classified)
035	23	Airport Equipment Ground Power for Aircraft at the Gates
909	10	Airport Facility Construction
909	11	Airport Facility Maintenance and Repair
905	17	Airport Ground Handling Services
958	03	Airport Management Services
905	18	Airport Runway Friction Testing
906	06	Airports (Lighting, Fueling, Navaids) - Architectural Services
925	08	Airports (Lighting, Fueling, Navaids) - Engineering
035	21	Airships
135	05	Alabaster, Gypsum, etc.
470	06	Alarm and Warning Devices for the Disabled in Hospitals or Nursing Homes
195	08	Alarm Clocks, Electric and Spring
936	09	Alarm Equipment Maintenance/Repair (Fire, etc.)
990	05	Alarm Services
710	09	Alarm Systems (For the Hearing Impaired)
075	02	Alarm Systems, Visual and Audio (For Electrically and Mechanically Operated Doors)
977	08	Albums, Tapes, Compact Disks, etc. Rental or Lease
952	05	Alcohol and Drug Detoxification (Incl. Rehabilitation)
952	06	Alcohol and Drug Prevention
952	07	Alcohol and Drug Testing Services
660	05	Alcoholic Beverages, All Types
180	08	Alcohols
190	25	Alcohols: Ethyl, Isopropyl, Methyl, etc., and Glycerine
885	15	Algae and Microbe Control Chemicals (Copper Sulfate, etc.)
885	16	Algae and Microbe Control Chemicals (For Air Conditioning and Cooling Water)
075	03	Aligners, Balancers, and Accessories, Wheel
928	10	Alignment and Wheel Balancing (Including Front-End Repair)
570	02	Alloy Coatings and Sealers for the Repair of Metal Shafts, Journals, Spindles, etc.
570	03	Alloy Metal: Angles, Sheets, etc. (Not Otherwise Classified)
405	02	Alternative Fuels (Not Otherwise Classified)
804	12	Altitude Control Systems, Spacecraft
150	04	Aluminum Extrusions (For Fabricating Window and Door Screens)
010	17	Aluminum Foil, etc.
570	06	Aluminum Ingots
830	04	Aluminum Tanks, All Kinds
240	07	Aluminum Ware: Cooking Utensils, Dishes, Trays, Pots and Pans, etc.
570	05	Aluminum: Bars, Plates, Posts, Rods, Sheets, Siding, Strips, Structural Shapes, Tubes, etc.
725	09	AM/FM Transmitters, Broadcast
260	04	Amalgams and Mercury
470	10	Ambulance Cots and Stretchers
948	12	Ambulance Services, Non-emergency (See 990-37 for Emergency Ambulance Services)
070	03	Ambulances and Rescue Vehicles
740	05	Ammonia
485	01	Ammonia, Household (Plain or Sudsing)
180	12	Ammonium Hydroxide (Aqua Ammonia) and Amines
335	06	Ammonium Nitrate
335	09	Ammonium Phosphate
335	12	Ammonium Sulfate
680	04	Ammunition
680	06	Ammunition Handling Systems (Aircraft, Tanks, etc.)
998	06	Ammunition, Explosives, and Weapons (Licensed Dealers Only)
680	05	Ammunition, Reloaded
580	03	Amplified Instruments (Guitars, etc.) and Amplifiers
287	06	Amplifiers and Preamplifiers (Not for Sound Systems or TV Antennas)
962	05	Amusement and Entertainment Services (Incl. Performing Arts Professionals)
931	05	Amusement Park Ride Equipment Maintenance and Repair
981	14	Amusement Park Ride Equipment Rental or Lease
650	04	Amusement Park Ride Equipment, Accessories and Parts
918	12	Analytical Studies and Surveys (Consulting)
285	02	Analyzer, Electric Power Demand
690	14	Analyzers and Accessories
470	13	Anatomical Braces and Supports: Arm Slings, Back Supports, Torso Supports, Neck Braces, Trusses, etc.
785	03	Anatomical Models (For Medical and Nursing Instruction) (See Also First Aid Manikins and Models In Class 345-68)
120	10	Anchors
320	10	Anchors, Expansion Shields, Molly Bolts, Plugs, Toggle Bolts, U-Bolts, etc.
465	02	Anesthesia and Respiration Equipment, Hospital: Controls, Gauges, Outlets, Tents, Valves, Ventilators, etc.
875	05	Anesthesia Equipment: Ventilators, etc.
271	10	Anesthesia Sets, Specialized
269	02	Anesthetics, Local
335	18	Anhydrous Ammonia
335	24	Animal and Marine
325	04	Animal By-Products
495	09	Animal Cage and Rack Washing Equipment
485	02	Animal Cage Cleaning Compound
495	10	Animal Cages and Supplies (Including Litter)
120	11	Animal Capture Guns and Accessories
040	03	Animal Care Supplies (Collars, Clothing, Leashes, etc.)
962	06	Animal Care, Animal Health, Animal Shelter, Animal Production (Breeding), Animal Training Services, etc. (Including Pet Services, All Types)
040	02	Animal Carriers
875	08	Animal Control Equipment: Catching Poles, Muzzles, Restrainers, Shockers, etc.
825	03	Animal Dips and Sprays
325	05	Animal Food for Zoo and Farm Animals
975	12	Animal Rental or Lease
780	08	Animal Scales (For Cattle, Horses, etc.)
040	04	Animal Training Equipment and Supplies
962	10	Animal Trapping Services
998	07	Animals and Livestock
495	12	Animals, Experimental, Not Specially Bred
495	13	Animals, Experimental, Specially Bred or Selected (e.g., Albino Mice and Rats)
655	05	Animation Equipment and Supplies
645	10	Announcement Stock (Including Recycled)
915	05	Answering/Paging Services
269	03	Antagonists, Heavy Metal
725	12	Antennas and Accessories (Radio Only): Brackets, Masts, Mounts, Rotators, Standoffs, etc.
840	10	Antennas and Accessories: Amplifiers, Brackets, Masts, Mounts, Rotators, Standoffs, etc. (Television Only)
918	11	Anthropology Consulting
885	28	Antifoaming Agents
060	03	Antifreeze
269	04	Antihistamine Drugs
269	08	Anti-infective Agents
435	04	Antimicrobial Solutions, Topical: Surgical Prep, etc.
269	10	Antineoplastic Agents
180	14	Antioxidants
052	02	Antiques
055	05	Anti-theft and Security Devices, Automotive
280	08	Appliance, Fixture, and Portable Cables and Wires (Up to 600V): Types S, SJ, SJO, SO, SPT, TF, TFF, etc.
931	07	Appliances and Equipment, Household, (Not Laundry or HVAC) Maintenance and Repair
977	10	Appliances and Equipment, Household, Rental or Lease
045	06	Appliances, Small, Electric (Not Otherwise Classified)
045	12	Appliances, Small, Non-Electric (Not Otherwise Classified)
920	04	Applications Software (For Main Frame Systems)
920	14	Applications Software (For Minicomputer Systems)
920	07	Applications Software for Microcomputer Systems: Business, Mathematical/Statistical, Medical, Scientific, etc.
485	04	Applicators, Floor Finish, All Types (Except Brushes)
946	16	Appraisal Services (Not Otherwise Classified)
946	14	Appraisal Services, Antique
946	17	Appraisal Services, Art
946	15	Appraisal Services, Real Estate
918	14	Appraisals Consulting
175	03	Aprons and Gloves, Laboratory: Plastic, Rubber, etc.
201	13	Aprons, Bibs, Smocks - Non-disposable (See 200-32,34 for Hospital type)
510	08	Aprons, Flatwork Ironer
945	14	Aquaculture: Cultivation of Fish and Shellfish
495	15	Aquariums and Supplies
390	02	Aquatic Invertebrates (Octopus, Squid, Anemones, Sea Cucumbers)
959	17	Aquatic Planting and Harvesting Services
595	07	Aquatic Plants
961	05	Arbitration, Mediation, and Alternative Dispute Resolution Services
988	02	Arborist Services
895	10	Arc Welders, Electric Driven
895	20	Arc Welders, Engine Driven
895	21	Arc Welders, Wire, Self-Feeder
918	16	Archeological Consulting
961	01	Archeological Services (Other than Consulting)
805	09	Archery Equipment
906	07	Architect Services, Professional
918	15	Architectural Consulting
907	14	Architectural Services, Non-Licensed (Not Otherwise Classified)
525	05	Archival Storage Materials (Acid Free): Document Cases, Envelopes, File Folders, etc.
990	10	Armored Car Services
192	10	Aromatic Hydrocarbon Mixtures (Cleaning Solvents)
285	03	Arresters, Lightning
875	10	Artifical Insemination Equipment (For Semen Ejaculation, Freezing, Storage, and Use)
710	18	Artificial Eyes
710	36	Artificial Limbs, Hooks and Accessories
232	02	Artificial Plants, Shrubs, and Trees
961	04	Artists
998	08	Arts and Crafts
420	03	Arts and Crafts Furniture (Tables, etc.)
962	07	Arts Services (Cultural, Design, Visual, etc.)
965	15	Artwork, Camera Ready
345	05	Asbestos Abatement Equipment and Supplies
918	13	Asbestos Consulting
510	16	Asbestos Covers and Pads
967	16	Asbestos Products
540	05	Asbestos Sheets, All Types (Except Insulation and Roofing)
540	08	Asbestos Siding, Flat
755	08	Ash System Equipment, Fly and Bottom
750	04	Ash, Fly and Bottom
615	07	Ashtrays, Desk Type
755	37	Asphalt and Concrete Recycling Equipment
755	43	Asphalt and Concrete Scrapers, Profilers, and Milling Machines (Powered, Complete)
755	10	Asphalt Distributors, Levelers, Mixers, Crack Sealing Equip., etc. (See 755-40 for Tools)
929	12	Asphalt Distributors, Levelers, Mixers, etc. Maintenance and Repair
975	13	Asphalt Equipment and Accessory Rental or Lease
929	13	Asphalt Heaters Maintenance and Repair
755	15	Asphalt Heaters, Electric
755	20	Asphalt Heaters, Gas Fired
755	25	Asphalt Heaters, Oil Fired
929	14	Asphalt Pavers Maintenance and Repair
755	30	Asphalt Pavers, Self-Propelled Type
755	35	Asphalt Pavers, Towed Type
720	03	Asphalt Pumps
989	14	Asphalt Sampling and Inspection Services
929	15	Asphalt Scarifiers, Milling Machines, Scrapers, etc., Maintenance and Repair
755	40	Asphalt Tools: Buckets, Cutters, Lutes, Pouring Pots, Rakes, etc.
745	02	Asphalt, AC (Asphalt/Cement)
745	04	Asphalt, AC (With Latex/Polymer)
745	06	Asphalt, Cutback
745	07	Asphalt, Cutback (With Latex/Polymer)
745	08	Asphalt, Emulsified
745	10	Asphalt, Emulsified (With Latex/Polymer)
745	12	Asphalt, Oil
770	09	Asphalt, Roofing
745	13	Asphalt, Uintaite
745	14	Asphaltic Concrete, Cold Laid
745	21	Asphaltic Concrete, Hot Laid Including Bituminous Materials
745	28	Asphaltic Shell
967	17	Assembly Line Services
578	05	Assembly Lines, Complete
952	08	Assisted Living Services
931	11	Athletic and Sporting Goods Equipment and Accessories (Shoulder Pads, etc.), Maintenance and Repair
805	15	Athletic Awards (For Service Type See Class 080): Medals, Plaques, Trophies, etc.
200	10	Athletic Clothing
981	16	Athletic Equipment and Sporting Goods and Accessories Rental or Lease
909	16	Athletic Facility Construction
909	17	Athletic Facility Maintenance and Repair
971	02	Athletic Facility Rental or Lease
805	16	Athletic Facility Storage Equipment
790	02	Athletic Field Compositions (Baseball Infields, etc.)
988	03	Athletic Field Maintenance
805	17	Athletic Field Markers, Goal Posts, Bases, Goals, etc. (Including Athletic Field Striping Machines)
962	08	Athletic Training
785	05	Atlases, Charts, Globes, and Maps
475	06	Atomizers and Nebulizers, Pocket Size
530	15	Attache Cases
962	09	Auctioneering Services
715	05	Audio Cassettes, Tapes and Compact Disks (Prerecorded)
915	06	Audio Production
915	07	Audio Recording
915	08	Audio Tape Duplicating (Including Cassettes)
880	11	Audio Visual Equipment and Supplies (Not Otherwise Classified)
985	12	Audio/Video Equipment and Accessory Rental or Lease
915	09	Audio/Video Production Services Complete
948	15	Audiology Services (Including Hearing Aid Services)
710	54	Audiometers, Calibrators, and Accessories (Including Audiometric Examining Rooms)
883	16	Audiotex Voice Response Systems
939	06	Audio-Visual Equipment Maintenance and Repair
946	20	Auditing
926	23	Auditing Services, Environmental
420	04	Auditorium, Stadium, Team Seating Furniture and Portable Bleachers
883	18	Autoattendant Telephone Systems
883	19	Automatic Call Distribution (ACD) Systems
720	04	Automatic Fueling Systems, Accessories and Parts
035	25	Automatic Pilot Systems
780	12	Automatic Scales (With Printers and/or Recorders)
946	22	Automatic Teller Machine (ATM) Services
906	08	Automation; Controls; Instrumentation - Architectural Services
928	15	Automobile and Other Passenger Vehicles Maint. and Repair (Not Otherwise Classified)
055	06	Automobile Top Carriers
998	09	Automobile, Truck and Bus Parts and Equipment
975	14	Automobiles and Other Passenger Vehicles (Including Emergency Type) Rental or Lease
070	06	Automobiles and Station Wagons
992	19	Automotive and Road Equipment Testing and Calibration Services
929	17	Automotive Shop Equipment Maintenance and Repair
975	15	Automotive Shop Equipment Rental or Lease
269	12	Autonomic Drugs
952	09	Autopsy and Other Coroner Type Services
578	06	Avalanche Devices, Equipment, Accessories and Parts
953	13	Aviation
905	28	Aviation Analytical Studies Including Surveys (See 918-12 for Consulting)
918	17	Aviation Consulting
208	15	Aviation Software (Flight Control, Ground Support, Testing, etc)
870	10	Awnings, Cloth
870	20	Awnings, Metal and Wood
870	22	Awnings, Vinyl
445	03	Axes, Adzes, Bush Hooks, Hatchets, Mattocks, Picks, etc.
557	10	Axles, Including Suspension, Springs, Shocks, Struts, etc.
060	06	Axles, Trailers and Trucks, Tandem and Single
941	16	Babbiting Services, Industrial Bearing
393	31	Baby Foods, Canned
652	12	Baby Powder, Lotions, Oils and Creams
952	11	Babysitting or Nanny Services
530	25	Back and Fanny Packs
968	18	Back Flow Preventer Testing Services
890	03	Back Flow Preventers for Water/Sewer Pipe
825	05	Back Scratchers and Oilers
340	04	Backfiring and Burning Equipment: Firing Torches, Flame Guns, etc.
910	02	Background Music Services
760	03	Backhoe
020	02	Backhoe (For Farm Tractor)
760	04	Backhoe/Loader Combination
645	15	Backing Sheets and Liners for Decals, Bumper Stickers, etc. (Crack and Peel)
285	04	Back-up Systems, Battery Operated (Emergency)
740	09	Bacterial and Odor Control Equipment
175	06	Bacteriological Plugging Material, Cotton or Synthetic
180	20	Bacteriostats and Germicides (Except Quaternary Ammonium Type)
680	10	Badge Cases, Police (All Types)
080	15	Badges and Emblems, Metal: Cap, Game Wardens', Officers', Service Awards, Uniform, etc.
080	10	Badges, Buttons, Emblems, and ID Cards, Celluloid and Plastic: Student, Faculty, Membership, Employee, etc.
805	21	Badminton Equipment
510	20	Bag Holders, Baskets, Carts, and Trucks
665	21	Bag Sealing Equipment, Including Tape and Accessories
035	26	Baggage Handling Equipment and Parts
515	06	Baggers and Catchers, Grass, Lawn Mower
085	10	Bagging, Burlap (For Baling Cotton)
640	05	Bags and Boxes: Pollinating, Seed, and Soil Sampling; and Seed Germination Paper
510	32	Bags and Liners (For Bag Holders, Baskets, and Trucks)
665	24	Bags and Liners, Plastic: Garbage Can Liners, Janitor Cart Liners, Linen Hamper Liners, Litter Bags, Polyethylene Bags, etc.
998	10	Bags, All Types
850	03	Bags, Bedding
085	08	Bags, Biodegradeable
085	15	Bags, Burlap or Jute
085	20	Bags, Canvas or Duck (Except Mail)
085	25	Bags, Cement
201	17	Bags, Clothing
085	27	Bags, Denim
085	26	Bags, Dunnage
850	04	Bags, Flour
640	09	Bags, Glassine
085	28	Bags, Hazardous Material
510	22	Bags, Laundry, Cloth
510	24	Bags, Laundry, Water Soluble
085	30	Bags, Mail
085	35	Bags, Muslin
085	40	Bags, Osnaburg
640	10	Bags, Padded: Book Mailing, Shipping, etc.
640	15	Bags, Paper: Regular Weight, Heavy Weight, Nail, etc.
085	50	Bags, Potato
085	55	Bags, Sand
085	45	Bags: Nylon, Polyester, Polypropylene
120	12	Bait, Fish
931	16	Bakery Equipment Maintenance and Repair
393	32	Baking Powder
445	05	Balancers, Tool (Industrial)
175	08	Balances and Accessories
450	04	Baling Wire and Ties
105	12	Ball Bearings and Parts
962	11	Ballastic Testing
285	06	Ballasts, All Kinds
992	22	Ballistics Testing Services
805	22	Balls (Not Otherwise Classified): Medicine, Playground, Push, etc.
595	06	Bamboo, Cane, Rattan, Reed, etc.
580	05	Band and Choral Risers
580	10	Band Instruments and Accessories
580	15	Band Room Equipment: Music Cabinets, Stands, etc.
475	09	Bandages (All Types), Adhesive Tapes, Dressings, Plaster of Paris, and Surgical Gauze (Including Casts)
201	19	Bandanas, Hankerchiefs, Ties, etc.
685	05	Bands and Tags
010	30	Bands, Clips, and Wires (For Pipe Insulation)
140	03	Bands, Wire, Broom
201	20	Bands: Arm, Hat, Head, Sweat, etc.
946	25	Banking Services
350	10	Banners, Pennants, and Decorative Fans, Drapes, and Pull Downs
890	04	Bar and Trash Screen Equipment and Parts
255	05	Bar Code Decals
966	03	Bar Code Printing
700	07	Bar Code Printing and Sorting Systems
208	18	Bar Code Software (Microcomputer)
209	22	Bar Code Software (Mini/Mainframe Computer)
037	18	Bar Equipment and Accessories
998	11	Barber and Beauty Shop Equipment
931	19	Barber and Beauty Shop Equipment Maintenance and Repair
095	05	Barber Chairs and Parts
095	08	Barber Jackets
095	11	Barber Shop Basins, Bowls, and Fittings
095	14	Barber Shop Cabinets and Parts
095	17	Barber Shop Mirrors
095	20	Barber Shop Sterilizers, and Sterilizing Jars
095	21	Barber Shop Sundries: Clipper Lubricants, Disinfectants, Dispensing Bottles, Mugs, Neck Dusters, Trays, etc.
952	10	Barber/Beautician Services
280	16	Bare Cables and Wires: Type ACSR, Bare Copper, Bare Aluminum, etc.
959	22	Barge Maintenance and Repair
120	14	Barges
490	06	Barometers and Manometers, Laboratory Type
450	05	Barrel or Drum Stands
720	06	Barrel Pumps (Drum Pumps), Rotary and Plunger Types, Hand Operated
998	12	Barrels, Drums, Cans, Pails, etc.
155	05	Barriers and Enclosures, Construction
795	05	Bartacking Machines
125	08	Base Compound
360	07	Base, Resilient (Cove and Straight)
805	24	Baseball Equipment
210	07	Basins, Catch, Including Accessories and Parts
805	30	Basketball Equipment (Including Backboards and Backstops)
232	05	Basketry Materials
100	04	Baskets, All Types (Not Otherwise Classified)
160	04	Baskets, Bins, and Chill Trays (For Meat Handling)
755	45	Batches and Dryers
780	16	Batching Scales
652	16	Bath Powder, Oils, and Soaps (Including Talc)
670	02	Bathroom Accessories: Fans, Mirrors, Medicine Cabinets, Soap Dishes, Towel Bars and Rings, etc.
780	18	Bathroom Scales
493	06	Baths, Constant Temperature (Hot or Cold): Recirculating, Shaking, etc.
287	12	Batteries and Hardware For Electronic Equipment (Including Recycled Types)
060	09	Batteries For Electric Vehicles (Including Recycled Types)
998	15	Batteries, All Types
207	10	Batteries, Computer and Peripheral
450	06	Batteries, Dry Cell (Except Communications Radio and Electronic)
710	60	Batteries, Hearing Aid
725	13	Batteries, Radio/Communication
060	12	Batteries, Storage (Including Electrolyte and Recycled Types)
120	13	Battery Boxes, Marine
725	14	Battery Chargers and Testers (For Automotive See Class 075)
075	06	Battery Chargers and Testers, Automotive (See Also Class 725)
450	07	Battery Chargers for Dry Cell Batteries
207	14	Battery Chargers, Computer and Peripheral
285	05	Beacon Light Systems Complete For Buildings, Roadside, etc. (See Class 120 for Marine Beacons)
035	27	Beacons, Visual and Runway Lights
232	10	Beadcraft Supplies
550	04	Beads, Glass, Sign and Stripe
105	18	Bearing Assemblies (Including Hanger Bearings and Custom-Made Bearings)
105	30	Bearings and Parts (For Marine Equipment)
095	23	Beauty Shop Basins, Bowls, and Fittings
095	26	Beauty Shop Cabinets and Parts
095	29	Beauty Shop Chairs and Parts
095	32	Beauty Shop Foot Rests
095	35	Beauty Shop Lamps and Parts
095	38	Beauty Shop Mirrors
095	41	Beauty Shop Stools
095	44	Beauty Shop Tables
325	08	Bedding (All Types)
595	10	Bedding Plants and Cuttings
255	10	Bedding Stamps
931	21	Bedding, All Types, Maintenance and Repair
410	03	Beds and Mattresses, Hospital Specialized: Air Beds, Intensive Care, Orthopedic, Waterbeds, etc.
850	08	Bedspreads (Including Dust Ruffles)
825	06	Bee Keeping Equipment and Supplies (Apiculture)
961	06	Beef and Pork Processing Services
040	05	Bees
520	06	Beeswax
605	03	Bells, Call
120	15	Bells, Ship
890	05	Belt Filter Press and Parts
510	48	Belts and Feed Ribbons
201	25	Belts and Suspenders
680	12	Belts, Cases, Holsters, Scabbards, etc.
110	13	Belts, Recycled
055	08	Belts, Safety; and Child Restraint Systems
780	20	Bench and Counter Scales
650	06	Benches, Park (Including Bus Stop Benches)
659	17	Bends
435	08	Benzalkonium Chloride, USP (Aqueous Solution)
019	21	Berry Crops
440	03	Beveled Glass
393	33	Beverage Base (Not Fountain)
961	07	Beverage Processing Services (All Types)
240	14	Beverage Servers, All Types (Including Decanters)
393	30	Beverages, Thirst Quenching, w/Electrolyte
180	24	Bicarbonates and Carbonates
650	10	Bicycle Racks
805	34	Bicycles, Tricycles, etc. (For Exercise Bikes See 805-57)
952	13	Big Brother, Big Sister, and Similar Type Program Services
120	16	Bilge Pumps and Boat Bailers
805	36	Billiard and Pool Tables and Supplies
680	20	Billies and Night Sticks
615	11	Binder Sheets: Accounting, Columnar, Index, Journal, Ledger, etc.
395	15	Binders and Documentation Folders (For Continuous Forms)
525	10	Binders, Covers, Jackets, Protectors, Sticks, etc. (For Books, Magazines, Newspapers, Pamphlets, Photographs, etc.)
615	09	Binders: Chain, Post, Prong, Ring, etc.
700	08	Bindery Equipment and Machinery (For Comb Type See 700-74 and 75)
125	10	Bindery Supplies
700	10	Binding Equipment and Supplies, Book (Not Otherwise Classified)
700	09	Binding Equipment and Supplies, Perfect
125	15	Bindings, Comb Type, Metal
125	20	Bindings, Comb Type, Plastic
125	22	Bindings, Plastic Post/Rivet Strips
625	13	Binoculars
450	08	Bins, Cabinets, and Shelves, Metal (Not Office Type)
450	10	Bins, Cabinets, and Shelves, Other than Metal or Wood (Not Office Type)
450	09	Bins, Cabinets, and Shelves, Wood (Not Office Type)
190	30	Bio-Chemical Compounds, Organic and Inorganic (Ammonia Derivatives, Amines, Amides, Imines, Imides)
115	05	Biochemical Reagents and Tests: Antibiotic Assays, Differentiation Discs, etc.
493	08	Biochemical Research Equipment: DNA Synthesizers, Enzyme Analyzers, Respirometers, etc.
115	10	Biochemicals: Amino Acids, Enzymes, Nucleotides, Peptides, etc.
952	12	Bioethical Services
465	04	Biofeedback Equipment and Supplies
885	31	Biological Maintainers (Bacteria, Enzymes, etc.)
992	26	Biological Testing Services
495	20	Biology Equipment and Supplies (Not Otherwise Classified)
495	25	Biology Specimens and Cultures (Except Microbial)
495	26	Biology Specimens and Cultures (Including Microbial): Complete Ecosystems, etc.
925	11	Biomedical/Engineering
890	06	Bioroughing Systems and Parts
958	12	Bio-Solids Management Services
495	28	Biotechnology and Clinical Equipment and Supplies
936	11	Bird Cage and Aquarium Maintenance and Repair
325	10	Bird Food, All Types
040	07	Birds
445	06	Bits, Dies, Drivers, Reamers, Taps, etc. (For Hand Tools, Powered and Non-Powered)
545	02	Bits, Dies, Reamers, Taps, etc. (For Stationary Power Tools)
785	15	Blackboards, Chalkboards and Dry Erase Boards
941	21	Blade Maintenance and Repair, Electric Power Generator
475	11	Blades and Handles, Surgeons'
305	04	Blades, Gouges, Knives, Needle Files, Routers, etc.
445	08	Blades, Hand Saw (Non-Powered)
545	04	Blades, Power Saw, Stationary: Circular and Reciprocating
760	06	Blades: Dozer, Grader, Scraper, Snow Plow, etc.
445	09	Blades: Handsaw, (Powered) Circular, and Reciprocating (For Powered and Non-Powered Portable Saws)
370	03	Blanchers, Fruit and Vegetable
850	12	Blankets, Bedding, All Types
520	08	Blankets, Cinches, and Pads, Saddle
825	08	Blankets, Livestock
801	09	Blanks, Sign, Metal
160	06	Bleach, Preservative and Wash (For Tripe and Other Meats)
630	05	Bleach, Wood
335	30	Blended or Dry Mix, Commercial
165	02	Blenders, Food Cutters, and Mixers
045	14	Blenders, Household
785	17	Blind Teaching and Training Equipment and Supplies (See Class 600 for Braille Writers and Printers)
050	10	Block Printing Supplies
775	09	Block Salt, Plain or Medicated (For Livestock)
160	10	Block Scrapers, Brushes, and Bone Dust Removers
540	09	Blocking Wood
140	05	Blocks, Brush
160	08	Blocks, Butcher
440	04	Blocks, Glass
210	10	Blocks, Hollow and Solid, Lightweight
210	11	Blocks, Hollow and Solid, Normal Weight
210	12	Blocks, Kiln and Oven
450	11	Blocks: Snatch, Tackle, etc.
271	12	Blood Administration Sets
271	14	Blood Bank and Blood Transfusion Equipment: Collection Units, Dielectric Sealer, Freezing Bags, Pooling Bags, Transfer Units, etc.
465	05	Blood Cell Counters, Processors, Separators, and Accessories: IV Sets, etc.
271	16	Blood Cell Processing and Storage Solutions
193	08	Blood Chemistry and Hematology Controls and References, Normal and Abnormal (For Blood Gas Hemoglobin, Plasma and Serum Factors)
193	12	Blood Chemistry and Hematology Reagents and Supplies (For Automatic and Semiautomatic Instruments): Counting Controls, Detergents, etc.
465	07	Blood Chemistry Equipment (For Clotting Time, Blood Glucose, etc.)
193	14	Blood Chemistry Reagents and Tests, Nonautomated (For BUN, Enzymes, Glucose, Proteins, Triglycerides, etc.)
193	18	Blood Coagulation Reagents and Controls (For Fibrinogen, Fibrin (Ogen) Split Products, Prothrombin Time, etc.)
269	16	Blood Derivatives
269	20	Blood Formation and Coagulation
193	22	Blood Fractions (For Grouping, Typing, and Diagnosis): Reagent Red Cells, Sera, Antisera, etc.
115	12	Blood Fractions (Not for Human Use): Antigens, Antiserums, Controls, Serums, etc.
193	26	Blood Grouping and Typing Reagents: Antibody Potentiating Media, Copper Sulfate Solutions, Normal Saline, etc.
465	09	Blood Oxygenators and Heat Exchangers
271	18	Blood Plasma Extenders: Dextrans, etc.
465	11	Blood Pressure and Blood Flow Detection Equipment: Dopplers, Sphygmomanometers, Stethoscopes, etc.
271	19	Blood, Whole; and Blood Fractions (For Transfusions): Plasma, Serum Albumin, etc.
615	13	Blotters and Pads, Desk
450	13	Blow Torches, Furnaces, Ladles, Melting Pots, etc.
820	19	Blow-Down Equipment, Automatic Top
515	07	Blowers, Lawn, Power
031	11	Blowers: Industrial Types
820	20	Blow-Off Basins
820	24	Blow-Off Valves
962	14	Blue Printing Services: Blue Prints, Blue Line, Large Engineering
505	15	Bluing, Inks, and Vat Dyes
125	25	Board, Bookbinding Type
615	14	Boards: Calendar, Schedule, Dispatch, Manning, etc.
645	18	Boards: Poster, Pressboard, Railroad, etc. (Including Recycled)
120	18	Boat Components (Not Otherwise Classified)
971	04	Boat Dock/Marina Space, Rental or Lease
120	19	Boat Fenders
120	20	Boat Ramps and Parts
120	17	Boat/Ship and Marine Environmental Control Systems
998	17	Boats and Marine Equipment
959	24	Boats and Motors Maintenance and Repair
120	21	Boats, 21 Feet and Under
975	21	Boats, Motors, and Marine and Wildlife Supply Rental or Lease
120	23	Boats, Over 21 Feet (Including Ferries)
120	24	Boats, Pedal and Pontoon
120	22	Boats, Recreational (Not otherwise Listed)
065	07	Bodies and Parts, Passenger Cars
065	08	Bodies, Animal Control
065	10	Bodies, Utility
065	12	Body and Frame Parts (Not Otherwise Classified)
928	19	Body and Frame Work (Including Undercoating)
559	10	Body Panels, Frames, and Parts
557	15	Body Panels, Frames, Trim, and Parts
475	12	Body Parts for Transplanting, Artificial and Human
953	22	Boiler
918	18	Boiler Chemistry Consulting
941	25	Boiler Maintenance and Repair, Steam (Including Testing Services - See 941-56 for Hydrostatic Testing)
820	14	Boiler Parts and Accessories (Not Otherwise Listed)
820	16	Boiler Tubes
885	32	Boiler Water Chemical Treating Compounds
820	08	Boilers, High Pressure
820	12	Boilers, Low Pressure
120	27	Bollards (Mooring Devices)
570	08	Bolt and Stud Stock, Steel
770	15	Bolts, Clips, Fasteners, etc. (For Sheet Roofing)
320	22	Bolts, Metal or Other Material (Not Steel)
320	20	Bolts, Steel
990	18	Bomb and Explosives Disposal Services
962	15	Bomb and Other Explosives Detection Services
257	23	Bomb Detection Equipment and Supplies
257	24	Bomb Protection Devices and Supplies
645	21	Bond Paper (Including Recycled)
981	20	Book and Publication Rental or Lease
525	20	Book Cards, Date Slips, Pockets, Protectors, etc.
525	25	Book Ends, Holders, Supports, etc.
525	30	Book Mending, Rebinding, and Repairing Supplies
645	25	Book Paper (Including Recycled)
525	40	Book Security Systems, Equipment, and Supplies
908	20	Bookbinding Services(Sewed Cross Stitched, Library Quality), Rebinding, and Repairing: Library Books, Text Books, etc.
908	10	Bookbinding Services, Custom
908	12	Bookbinding Services, Glued or Paste Type
908	15	Bookbinding Services, Perfect (Paperback Book Type)
908	17	Bookbinding Services, Saddle Stitched
908	22	Bookbinding, Spiral
425	03	Bookcases and Bookshelves, Metal and Wood
065	15	Bookmobile Bodies
070	08	Bookmobiles Complete
525	50	Books, Accession
998	18	Books, All Types (Library, School, etc.)
715	10	Books, Directories, Magazines, Pamphlets, Publications, Reprints, etc.
615	15	Books, Office: Accounting, Address, Columnar, Composition, Memo, Minute, Receipt, Steno, Time, etc.
715	12	Books, Reference: Dictionaries, Encyclopedias, etc.
785	20	Books: Class Register, Record, and Plan Books
720	10	Boom Pumps and Parts, Concrete
765	03	Booms: Crane, Tractor, etc.
720	12	Booster or Circulating Pumps, In-Line
971	05	Booth, Convention/Exhibit, Rental or Lease
800	14	Boots (Other Than Leather or Rubber)
800	05	Boots and Shoes, Athletic and Sportsman Type
800	08	Boots, Leather
800	16	Boots, Rubber
800	24	Boots, Rubber, Safety Toe
800	17	Boots, Rubber, Waders
800	25	Boots, Rubber, Waders, Safety Toe
565	05	Border Backing, Cotton
850	14	Border Foam
912	16	Boring, Drilling, Testing, and Soundings
180	28	Boron Compounds
505	20	Boron Compounds: Granulated Borax, Sodium Perborate, etc.
750	07	Borrow and Soil (See Class 790 for Top Soil)
495	30	Botany Specimens
485	06	Bottles, Glass (For Cleaners, Detergents, and Janitorial Supplies)
485	08	Bottles, Plastic (For Cleaners, Detergents, and Janitorial Supplies)
370	04	Bottles: Wine, Juice, etc.
520	10	Bottomfillers and Bottom Filler (For Cork See Class 010) Materials (For Shoe Manufacturing)
805	39	Bowling Equipment
615	17	Box Files
565	10	Box Spring Units
320	24	Box Stitching Machines, Wire, and Parts
520	12	Box Toes
210	13	Box Voids and Void Concrete Forms (Including Chemical Release Agents)
100	05	Boxes, Crates, Baskets, etc. (For Fresh Fruits and Vegetables)
150	07	Boxes, Shoring (For Construction Worker Protection)
805	42	Boxing and Wrestling Equipment: Gloves, Platforms, Rings, Striking Bags, Training Bags, etc.
590	02	Bra Backs, Replacement
207	20	Braces: Monitor, PC's, CRT's, Desk Top Printers, etc.
801	12	Brackets and Holders, Sign
340	06	Brackets, Clamps and Holders for Fire Fighting Equipment
850	15	Braiding Material
615	18	Braille Labeling Material: Plastic Sheets, etc.
195	12	Braille Watches and Clocks
600	14	Braille Writers and Printers
055	10	Brake Adjusters
765	05	Brake and Clutch Parts and Accessories For Heavy Duty Equipment (Not Automotive)
075	08	Brake Bench Stands
060	18	Brake Fluid, Hydraulic
928	23	Brake Maintenance and Repair
557	20	Brake Parts/Linings
559	15	Brake Systems
060	15	Brakes, Electric Controller
060	21	Brakes, Repairs, and Replacements (Not Electric Controller)
825	11	Branding Crayons, Paints, Paint Pellets, Pistols, etc.
825	13	Branding Irons
570	09	Brass and Bronze: Bars, Plates, Rods, Sheets, Strips, etc.
570	11	Brass Ingots
830	10	Brass Tanks, All Kinds
385	06	Bread
045	15	Bread Makers
393	04	Bread Mixes, All Types
375	15	Bread, Rolls, etc. (Including Brown and Serve Items)
393	03	Breading
765	06	Breaker/Drill, Gasoline Powered
959	26	Breakwater and Harbor Construction, Maintenance and Repair Services
956	26	Breakwater Maintenance and Repair
680	24	Breath Alcohol Testing Instruments and Supplies
340	07	Breathing Equipment for Firemen
495	33	Breeding and Other Insect Equipment for the Laboratory
135	09	Brick Facing
150	05	Brick, Fire (Plastic)
135	10	Brick, Sewer
445	10	Bricklaying Tools
135	08	Bricks, Common
210	15	Bricks, Concrete
155	07	Bridge Accessories and Parts
550	06	Bridge and Railroad Crossing Gates
540	10	Bridge Timbers and Railroad Ties, Treated
120	25	Bridges, Passenger Loading
155	08	Bridges, Prefabricated (Not Installed)
530	30	Brief Cases, Brief Bags, and Portfolios
180	30	Brighteners, Fluorescent (Optical Bleaches)
775	18	Brine
160	12	Brine and Pickle Pumping Units and Supplies
645	28	Bristol (Including Recycled)
545	03	Broaching Machines and Tools
915	14	Broadcasting Services, Radio
915	15	Broadcasting Services, Television
570	12	Bronze Ingots
685	10	Brooders and Incubators
140	09	Broom Manufacturing Machinery and Parts
140	12	Broom Manufacturing Tools
934	14	Broom, Brush, and Mop Manufacturing Equipment Maintenance and Repair
983	18	Broom, Brush, and Mop Manufacturing Machinery Rental or Lease
140	06	Broomcorn
485	10	Brooms, Brushes, and Handles
020	04	Brush and Tree Chippers
022	04	Brush Chipper, Cutter and Saw Parts
485	09	Brush Cleaner
020	06	Brush Cutters and Saws, Motor Driven
140	15	Brush Manufacturing Machinery and Parts
140	18	Brush Manufacturing Tools
075	10	Brushes and Cleaning Compounds, Automotive Cleaning
365	10	Brushes and Pads, Floor Machine Type
559	17	Brushes, Carbon
201	27	Brushes, Clothes
475	15	Brushes, Specialized, Instrument Cleaning: Tracheal Tube, etc.
475	14	Brush-Sponges, Scrub Brushes, and Dispensers
760	10	Buckets (For Ditchers, Draglines, Loaders, etc.)
160	16	Buckets and Drums, Stainless Steel (For Meat Handling)
590	04	Buckles, Belt and Clothing
019	24	Buckwheat
055	11	Bug Screens and Protective Shields, Vehicle
150	06	Builder's Paper, Kraft Types (Not Felt and Tar Paper)
998	19	Builders Supplies
155	12	Building (500 Sq.Ft. and Under)
958	15	Building and Facilities Management Services
910	05	Building and House Leveling Services
280	24	Building Cables and Wires, Single and Multiconductor: Types NM, THWN, TW, THW, THHN, XHHW, RHW, RR, ROMEX, etc.
910	03	Building Cleaning, Exterior
909	21	Building Construction, Industrial (Warehouse, etc.)
909	22	Building Construction, Non-Residential (Office Bldg., etc.)
909	23	Building Construction, Residential (Apartments, etc.)
961	09	Building Permit Services
906	12	Building Sanitation - Architectural Services
971	08	Building, Fabricated, Rental or Lease
906	10	Buildings - Architectural Design
155	13	Buildings (1000 sqft and Under)
936	14	Buildings and Structure Maintenance and Repair (Portable, Modular, Fabricated, Pre-Fabricated, etc.)
155	10	Buildings, Large, Prefabricated (Over 500 Sq.Ft.)
918	19	Buildings, Structures and Components Consulting
285	07	Bulb and Fixture, Changer/Remover
595	15	Bulbs and Seeds
440	05	Bullet Proof Glass
680	28	Bullet Traps
785	26	Bulletin Board Accessories
785	25	Bulletin Boards: Changeable Letter, Cork, Magnetic, Peg, etc.
665	23	Bumper and Guard Rails, Poly. (See Class 570 for Metal Type)
966	05	Bumper Stickers, etc.: Printed
959	29	Buoys and Light Services Including Maintenance and Repair
120	26	Buoys, Marker
680	32	Burglar Alarms
941	27	Burner Maintenance and Repair
820	28	Burners, Gas and Oil
175	10	Burners, Heat Guns, Hot Plates (With or Without Stirring), Mantles, etc.
665	25	Burnishers for Plastic
984	12	Bursters, Decollators, Detachers, etc., Rental or Lease
962	17	Bus and Taxi Services, Limousines and Vans (Including Operations, Management, and Terminal Services)
285	08	Bus Bars, Duct, and Accessories
065	17	Bus Bodies, School
928	24	Buses, School and Mass Transit, Maintenance and Repair (Not Otherwise Classified
998	20	Buses, Transit and School
570	13	Bushing Stock, Brass and Bronze
659	24	Bushings
060	23	Bushings and Related Items
545	05	Bushings, Machinery (Not Otherwise Classified)
530	39	Business and Credit Card Holders, Binders, Folders, etc.
966	07	Business Cards Printed
918	21	Business Consulting, Large
918	20	Business Consulting, Small
958	16	Business Management Services
961	10	Business Plan Development Services
956	05	Business Research Services
208	20	Business Software, Misc.: Agenda, Labels, Mail List, Planning, Scheduling, etc.
405	03	Butane and Propane (Including Liquified Petroleum Gas)
830	13	Butane and Propane Tanks, Surface and Underground
830	16	Butane and Propane Tanks, Transport Truck Type
931	23	Butcher Shop and Meat Processing Equipment Maintenance and Repair
380	10	Butter
245	02	Butter Machines, Churns, and Equipment
795	10	Button Covering Machines
795	15	Button Sewing Machines
795	20	Buttonhole Machines
590	08	Buttons, All Kinds
550	08	Buttons, Delineators, Reflectors, etc., Reflectorized
345	10	C.P.R. Equipment and Supplies (See 345-68 For Models)
765	07	Cab, Body and Frame Parts For Heavy Equipment
495	35	Cabinets and Cases, Storage (For Slides and Specimens)
204	10	Cabinets and Cases: Desktop Cases, Tower Cases, Drive Cabinets, etc.
340	08	Cabinets and Covers (For Fire Extinguishers, Fire Hose and Racks, Valves, etc.)
150	08	Cabinets, Counters, Shelves, etc., Ready-Made
165	05	Cabinets, Counters, Stands, Tables, etc.
285	09	Cabinets, Electrical Service Entrance
260	07	Cabinets, Furniture, Sinks, etc., Dental
410	06	Cabinets, Instrument and Treatment
410	09	Cabinets, Narcotics
450	14	Cabinets, Safety (For Flammable Liquids, etc.)
490	07	Cabinets, Safety, Laboratory
415	13	Cabinets, Storage, Floor and Wall
155	18	Cabins, Storage Buildings, etc. (Pre-Engineered in Kits, Ready to Assemble and Erect)
285	10	Cable Accessories: Clamps, Clasps, Clips, Closures, Reels, Splices, Wrappings, etc.
962	18	Cable Construction, Installation and Maintenance (Fiber Optic, Communication, Computer, etc.)
915	24	Cable Television Services (Includes Pay-Per-View Services)
060	24	Cables, Looms, and Terminals
204	13	Cables: Printer, Disk, Network, etc.
206	14	Cables: Printer, Disk, Network, etc.
998	21	Cafeteria and Kitchen Equipment (Including Food Service Equipment)
931	30	Cafeteria and Kitchen Equipment, Commercial, Maintenance and Repair
962	19	Cafeteria and Restaurant Services
420	09	Cafeteria Furniture, Booths
420	08	Cafeteria Furniture, Chairs and Tables
977	25	Cafeteria, Food Service, and Kitchen Equipment Rental or Lease
040	08	Cages/Shelters, Animal and Marine Life (See Class 495 for Laboratory Type)
375	30	Cakes, Cookies, and Pastries
385	12	Cakes, Cookies, Dough, Pastries, etc.
325	12	Calcium Carbonate
939	15	Calculating Machine (Not Computer) Maintenance and Repair
305	06	Calculators (Programmed for Surveying Systems; for Office Type See Class 600)
600	17	Calculators, Electronic, Display Type, Non-Programmable
600	19	Calculators, Electronic, Display Type, Programmable
600	16	Calculators, Electronic, Display/Printing Type, Non-Programmable
600	15	Calculators, Electronic, Display/Printing Type, Programmable
600	21	Calculators, Electronic, Printing Type, Non-Programmable
600	22	Calculators, Electronic, Printing Type, Programmable
600	25	Calculators, Mechanical
615	19	Calendars, Calendar Pads and Stands
825	14	Calf Pullers, Obstetrical
830	18	Calibrating Tanks
625	15	Calibration Equipment, Optical
730	06	Calibrators: Resistance, Power, Voltage, Time, etc.
750	14	Caliche
490	08	Calorimeters and Accessories
120	29	Camels (Structure to Lift Submerged Vessels)
655	15	Camera Accessories: Batteries, Exposure Meters (Light Meters), Flash Equipment and Bar Lights (See Class 285 for Lamps), Power Packs and Chargers, Tripods, etc.
655	20	Camera Attachments: Adapter Rings, Collimators, Filters, Lenses, etc.
655	25	Camera Carrying Cases, Gadget Bags, etc.
655	27	Camera Tools, Books, Instruction Manuals, etc.
035	28	Cameras and Accessories, Aerial Photograph
204	14	Cameras, Digital, For Windows (Including Liquid Crystal Display)
655	30	Cameras, Movie; and Accessories
550	09	Cameras, Red Light (See Class 655 for other types)
655	35	Cameras, Still, Nonspecialized (Self-Developing Film Type, etc.)
655	39	Cameras, Still, Specialized (Including Complete Systems for Medical and Dental Photography, Photomicrography, etc.)
055	12	Cameras, Video (For Use in Police Vehicles)
450	15	Camping and Outdoor Equipment: Camp Stoves, Cots, Lanterns, Mantles, Sleeping Bags, Stools, Tarpaulins and Tents
971	12	Camping and Wilderness Facility Rental
165	08	Can and Bottle Crushers
545	07	Can Crusher, Industrial (Paint, etc.)
635	06	Can Opener, Paint (Pneumatic)
165	10	Can Openers and Knife Sharpeners, Electric
045	17	Can Openers, Household
165	12	Can Openers, Manual
545	08	Can Puncturing and Biofiltration Unit, Aerosol
232	15	Candlemaking Equipment and Supplies
393	34	Candy, Confectionery and Marshmallows
470	17	Canes, Crutches, Gait Trainers, Walkers, etc.
120	30	Canoes and Kayaks
155	20	Canopies, Freestanding
450	18	Cans, Buckets, and Lids, General Purpose (Including Paint Cans and Buckets)
450	20	Cans, Food and Beverage Packaging
450	17	Cans, Safety: Gasoline, Kerosene, Oil, etc.
770	18	Cant Strips (Expansion Joint Fillers)
285	11	Capacitors, Motor Starting and Running
659	27	Caps
201	30	Caps, All Types (Except Disposable and Hospital Types)
760	11	Caps, Dust/Rain, For Equipment
140	21	Caps, Handle, Whisk Broom
770	20	Caps, Roofing
800	28	Caps, Spikes, Spurs, and Shields
915	25	Captioned Services for the Hearing Impaired
558	14	Car Dumper System Including Electronics and Controls
055	13	Car Seats for Infants
929	24	Car Wash Equipment Maintenance and Repair
885	36	Carbon Based Chemicals and Compounds
610	07	Carbon Paper, One-Time
610	14	Carbon Paper, Pencil
610	16	Carbon Paper, Register Machines
610	28	Carbon Paper, Solvent Carbon Type
610	21	Carbon Paper, Typewriter
075	12	Carbon Removing Tools
645	30	Carbonless Paper (Chemical Transfer) (Including Recycled)
990	22	Card Access Security Services
080	25	Card Holders, All Types (See Class 578 for Metal)
966	11	Card Printing: Tab, Post, Form, etc.
645	31	Card Stock
465	13	Cardiac Pacemakers, Heart Valves, etc.
269	24	Cardiovascular Drugs
465	14	Cardiovascular Instrumentation: Defibrillators, Heart Pumps, Monitoring Equipment, etc.
037	23	Cards, Greeting (Including Recycled Types)
250	18	Cards, Tabulating, Special (For Automatic and Manual Data Processing Systems)
250	30	Cards, Tabulating, Standard (For EDP Systems)
560	01	Cargo Handling Equipment
959	30	Cargo Handling Services, Marine
959	31	Cargo Transport Services, Marine (Incl. Air-Ocean, Ocean-Rail, Ocean-Truck Intermodal Cargo Services)
940	25	Cargo Transport Services, Rail
914	27	Carpentry
910	06	Carpentry Maintenance and Repair Services
365	15	Carpet Cleaning Machines (Foam, Hot Water, Steam, etc.), Parts and Accessories
910	09	Carpet Cleaning, Dyeing, Installation and Repair
445	13	Carpet Laying Tools (Including Knee Pads)
232	20	Carpet Warp and Roving, Macrame
360	10	Carpets and Rugs: Cotton, Synthetic, Wool, etc.
155	24	Carports, Fiberglass and Plastic
155	30	Carports, Metal
785	27	Carrels, Audiovisual
803	10	Cartridges (Microphone, Phonograph, etc.), Needles, Pickup Arms, Styli, etc.
840	27	Carts and Stands, Television
207	23	Carts, Computer
560	02	Carts, Industrial, All Kinds (Except Gas and Hospital)
515	08	Carts, Lawn
410	12	Carts: Dressing, Laboratory, Medication, Patient Tray, Resuscitation and Utility
952	15	Case Management
150	09	Casement Window Hardware: Latches, Operators, and Handles
095	48	Cases (For Barber and Beauty Kits)
600	27	Cases, Typewriter
530	45	Cases: Catalog, ID Card, Salesman's and Special
415	26	Cases: Laboratory, Museum, Specimen Storage, etc.
420	11	Casework and Cabinets, Custom, All Types
415	39	Casework, Metal
415	40	Casework, Wood
946	29	Cash Management Services (Incl. Budgeting Services)
615	20	Cash Register Paper
600	30	Cash Registers and Cash Drawers
946	30	Cash/Securities and Bonding Services
390	05	Casings, Meat, All Types
578	17	Caskets, Funeral (See Classes 410 and 465 for Mortuary Equipment)
578	18	Caskets, Pet
100	09	Casks
898	06	Cassettes, Cassette Holders, Grids, and Intensifying Screens
830	19	Cast Iron Tanks, All Kinds
570	14	Cast Iron, Primary and Semi-Finished
450	16	Casters, All Types
700	12	Casting Machines, Strip
700	16	Casting Metals: Linotype, Intertype, and Strip
315	25	Casting, Encapsulating, and Potting Systems
260	09	Casting, Filling, and Molding Materials: Artificial Stone, Clay, Gypsum Plaster, Investments (Bonded and Solder), Molding Resins, Porcelain, etc.
400	15	Castings, Aluminum
400	23	Castings, Beryllium
400	25	Castings, Brass and Bronze
400	28	Castings, Copper
400	33	Castings, Ductile Iron
400	34	Castings, Ferrous and Non-Ferrous Alloy
400	35	Castings, Gray Iron
400	37	Castings, Lead
400	44	Castings, Magnesium
400	45	Castings, Malleable Iron
400	46	Castings, Mold (Permanent, Shell, Investment, Centrifugal, Ceramic, Graphite, Plaster, V-Process)
400	52	Castings, Precious Metal
400	48	Castings, Stainless Steel
400	47	Castings, Steel
400	49	Castings, Stone and Mortar, etc.
400	50	Castings, Tin
400	51	Castings, Titanium
400	53	Castings, Zinc
825	16	Castraters
715	20	Catalog Cards, Library of Congress Type and other Types
956	10	Cataloging Services
115	14	Catalysts, Biochemical
745	35	Catalytically Blown Asphalt
475	17	Catheters and Urinary Drainage Systems, Plastic and Rubber
475	16	Catheters, IV: Around Needle, Inside Needle, and Winged Vein Sets
475	18	Catheters, Specialized (And Guide Wires)
280	28	Cathodic Cable (Protection)
670	04	Cathodic Protection Equipment
941	30	Cathodic Protection Services
040	09	Cats, All Types (Pets)
040	10	Cattle, Beef (Breeding Stock)
040	11	Cattle, Beef (Commercial)
040	20	Cattle, Dairy
630	06	Caulking Compounds, Bulk or Cartridge Type
445	12	Caulking Guns, Putty Knives, Scrapers, etc.
720	13	Cavity Pumps, Progressive
150	11	Ceiling Coffers
271	21	Cell Processing Sets and Supplies
175	11	Cells and Cuvettes (For Photometry and Spectrometry)
290	10	Cells, Solar (Photovoltaic Cells), Unmounted
135	12	Cement (Mortar), Refractory
550	10	Cement and Adhesives for Traffic Control Markers
670	05	Cement and Cleaners (For Plastic Conduit, Fittings, and Pipe)
520	14	Cement and Thinner (For Leather and Rubber)
830	22	Cement Lined Tanks
475	19	Cement Remover, Surgical
065	23	Cement Truck Bodies
150	12	Cement, Concrete, Lime and Plaster Mixes, Sacked (LTL Quantities)
967	30	Cement, Lime, Plaster or Stucco Products
150	14	Cement, Quick Setting, Sacked
060	27	Cement, Radiator
750	21	Cement, Truckload Lots and Larger
260	11	Cements (Cavity Lining, etc.): Glass Ionometer, Polymeric, Zinc Compounds, etc.
075	14	Cements (For Chromated Felt, Gaskets, Trim, and Weather Strip) and Gasket Shellac
770	23	Cements and Mastics, Roofing
906	14	Cemeteries, Planning and Relocation, Architectural Services
936	20	Cemetery Maintenance Services
958	20	Cemetery Management Services
952	14	Cemetery Services (Including Operation, Management, and Maintenance)
269	28	Central Nervous System Agents
720	15	Centrifugal Pumps, Portable
720	18	Centrifugal Pumps, Stationary
490	09	Centrifuges, Desk Top and Free Standing
890	07	Centrifuges, Water Treatment
052	08	Ceramic and Glass Objects (Shadow Boxes, Stained Glass, etc.)
233	20	Ceramic and Pottery Equipment and Supplies
260	13	Ceramic Items: Jacket Crowns, Porcelain Inlays, Porcelain Teeth, etc.
240	20	Ceramicware
393	35	Cereals, Ready-to-Eat
393	36	Cereals, Uncooked
946	31	Certified Public Accountant (CPA) Services
962	20	Cesspool Cleaning and Maintenance
691	28	Chain (Roller, Table Top, Engineering, Silent)
545	06	Chain Hoists and Cable Lifts
450	19	Chain Hooks, Links, Cold Shuts, Shackles, Slips, etc.
545	09	Chain Saws
450	21	Chain, All Types: Coil, Link, Machine, Sash, Tow, Weldless, etc.
055	15	Chains and Traction Belts, Tire
825	19	Chains, Halters, Leaders, Nose Rings, Straps, etc.
095	50	Chair Cloths, Shampoo Capes, and Clips
615	21	Chair Cushions, All Types
615	23	Chair Mats (Carpet Protectors), All Types
410	15	Chairs and Modules, Blood Collecting
425	06	Chairs, Metal
425	07	Chairs, Wood
785	30	Chalk, Crayons, Erasable Markers, Water Colors, Permanent Markers (Child Proof Safety Type), etc.
075	17	Chamois and Sponges (Including Car Wash Mittens and Windshield Squeegees)
600	33	Change Makers, Coin and Bill Counters, Money Handling Machines, etc.
420	12	Chapel Furnishings: Pews, Pulpits, etc.
952	16	Chaplain/Minister Services
405	05	Charcoal
410	18	Chart Cabinets, Carts, and Holders
495	36	Charts, Anatomical and Life Sciences
220	06	Charts: Flowmeter, Receiver, Recorder
600	36	Check Machines: Protection, Signing, Writing, etc.
966	13	Check Printing
390	07	Cheese
850	16	Cheesecloth
245	03	Cheese-Making Supplies: Annatto, Rennet, etc.
180	34	Chelating and Sequestering Agents (Except Phosphates)
493	09	Chemical Analysis Systems, Automated: Ion-Sensing Electrode, Micro-Kjeldahl, Titration, etc.
820	32	Chemical Feed Systems (For Proportioning Pumps See Class 720)
979	17	Chemical Laboratory Equipment and Supplies Rental or Lease
962	22	Chemical Laboratory Services
345	06	Chemical Light, Emergency
906	16	Chemical Processing and Storage - Architectural
925	15	Chemical Processing and Storage/Engineering
967	32	Chemical Products (Incl. Biochemical, Petrochemical, etc.)
493	10	Chemical Reactors: High-Pressure (Autoclaves), Catalytic, Fluid-Bed, Photochemical, etc.
335	33	Chemical Root Stimulators
989	24	Chemical Sampling and Preparation Services
192	17	Chemical Spill Solvents and Detergents
992	31	Chemical Testing Services (For Laboratory Testing, See 962-22)
962	23	Chemical Treatment of Boiler and Tower Water
505	30	Chemicals (Not Otherwise Classified)
850	17	Chemicals and Dyes, Textile
015	20	Chemicals and Supplies (For Spirit Type Duplicating Machines)
015	15	Chemicals and Supplies, Dry (For Bond Paper Type Copying Machines)
015	16	Chemicals and Supplies, Wet (For Bond Paper Type Copying Machines)
287	18	Chemicals for Electronics Use: Antistatic, Cleaning, Degreasing, Etching, Metal Stripping, Solvent, etc.
680	35	Chemicals for Personal Defense (Mace, etc.)
998	24	Chemicals, All Types
190	36	Chemicals, Bulk (Not Otherwise Itemized)
260	16	Chemicals, Cleaners, Lubricants, etc., Dental
898	10	Chemicals, Developing and Processing
340	10	Chemicals, Fire Retardant (Used to Make Various Materials Fire Retardant)
015	25	Chemicals, Inks, and Supplies (For Mimeograph Machines)
115	15	Chemicals, Isotopically Labeled (With Deuterium, Radionuclides, etc.)
175	13	Chemicals, Laboratory (ACS, CP, Practical, Reagent Grade, etc.)
655	41	Chemicals, Photographic
040	21	Chickens
040	22	Chicks, Meat Type, Baby
040	24	Chicks, Meat Type, Starter
952	17	Child Abuse: Identification, Treatment, and Prevention (Including Sexual Abuse)
952	18	Child Care Food Program
200	13	Children's Clothing
031	15	Chilled Water Meter System
031	14	Chilled Water System, Portable
120	32	Chiller, Water, Large Flow Capacity (To Chill Hatchery Water)
031	13	Chillers, Heat Exchangers and Receivers
145	18	Chimney Brushes
910	10	Chimney Installation, Maintenance and Repair
150	13	Chimney Parts and Accessories
967	33	China, Earthenware or Pottery Products
240	21	Chinaware
825	20	Chin-Ball Marking Devices
640	20	Chipboard, Pasteboard, and Telescoping Boxes
393	10	Chips, All Types
206	17	Chips: Accelerator, Graphics, Math Co-Processor, Memory (RAM and ROM), Network, etc.
204	16	Chips: Accelerator, Graphics, Math Co-Processor, Memory (RAM and ROM), Network, SIMMS, etc.
445	15	Chisels, Drawknives, Planes, etc.
190	40	Chlorinated Hydrocarbons: Methylene Chloride, 1,1,1-Trichloroethane, etc.
885	40	Chlorinating and Oxidizing Agents: Bromohydantoins, Chloroisocyanurates, Hypochlorites, etc. (For Swimming Pool Disinfection)
890	08	Chlorination Equipment and Parts
505	25	Chlorine and Peroxygen Bleaches, etc.
180	36	Chlorine Carriers, Inorganic and Organic
885	38	Chlorine, Liquefied
493	11	Chromatographs, Gas
493	12	Chromatographs, Liquid: High-Performance (HPLC), Preparative, etc.,and Major Accessories: Absorbance/Fluorescence Detectors and Monitors, etc.
175	14	Chromatography Supplies: Developing Tanks, Columns, Packing, Septums, TLC Plates, etc.
910	07	Chute Installation Services
825	22	Chutes, Corrals, Livestock Holding Pens, etc.
150	17	Chutes, Linen (Laundry)
255	20	Cigarette Stamp, Numbered
660	10	Cigarettes
660	15	Cigars
287	25	Circuit Board Production Equipment (For Etching, Cleaning, Drilling, etc.)
287	24	Circuit Boards, Modular, Printed (PCB), and Proto
941	34	Circuit Breaker Services, Air
285	14	Circuit Breakers, Load Centers, Boxes, and Panelboards
287	26	Circuit Cards
830	23	Cisterns and Parts, Fire
680	34	Citation Issuance Devices and Supplies
325	14	Citrus Pulp, Dried
925	17	Civil Engineering
550	12	Clamps and Bolts, U-Type, Large (For Highway Signs)
060	33	Clamps, Hose
445	18	Clamps: Bar, "C", Carriage, Hand, Spring, etc.; and Clamp Fixtures
890	13	Clarifiers and Settlers (Separators)
680	36	Clay Targets and Skeet Range Equipment
135	15	Clay, Kaolin and Ball
635	07	Cleaner and Conditioner, Paint Brush
485	11	Cleaner and Detergent, Paste and Tablets
485	20	Cleaner and Polish for Marble, Masonry, Porcelain, etc.
485	12	Cleaner and Polish, Metal (For Brass, Stainless Steel, etc.)
485	15	Cleaner and Polish, Plastic
485	17	Cleaner and Polish, Wood
485	28	Cleaner and Wax: Window, Mirror, and Glass
485	13	Cleaner, Hand and Skin, Synthetic Detergent Type
485	14	Cleaner, Hand, Mechanics' Waterless
485	16	Cleaner, Hard Surface, General Purpose, Liquid (Including Graffiti Removers) (See 630-45 for Painted Type Graffiti Removers)
485	18	Cleaner, Heavy Duty Degreaser (Including Oven Cleaner)
485	21	Cleaner, Rust Remover
485	22	Cleaner, Sewer, Septic Tank, and Waste Pipe, Acid and Caustic Types (Incl. Drain Openers)
485	24	Cleaner, Sewer, Septic Tank, and Waste Pipe, Aerobic Bacteria and Fungi Type
810	15	Cleaner, Spray Equipment
485	25	Cleaner, Tile and Grout
485	26	Cleaner, Toilet Bowl, Granular and Liquid
485	19	Cleaner/Remover, Lead-Based Debris
165	14	Cleaner/Sanitizer, High-Pressure, Water
485	27	Cleaner: Vinyl, Upholstery
045	18	Cleaners and Sweepers, Hand-Operated
625	17	Cleaners and Wipes, Eye Glass
207	25	Cleaners for Keyboards, Monitors, Tapes, Diskettes, etc.
615	24	Cleaners, Hand (Pre-moistened Towelettes, etc.)
490	14	Cleaners, Ultrasonic
075	19	Cleaning and Washing Equipment, Steam, Cold and Hot Water Pressure and Jet Types, Portable and Stationary (Also See 075-49)
475	20	Cleaning Equipment and Supplies (For Infectious Body Fluid)
175	15	Cleaning Equipment and Supplies, Laboratory
245	05	Cleaning Materials (For Dairy Equipment): Chlorine Sanitizers, Milkstone Remover, etc.
988	07	Cleaning of Amusement Areas, Exposition Centers, Grounds, Parks, Picnic Areas, Rest Areas, Etc.
988	08	Cleaning of Roadside Park (Rest Stop) Areas Including Privy Vaults, Septic Tanks and Trash Cans
962	21	Cleaning Services, Steam and Pressure
700	20	Cleaning Solvents for Press Rollers, etc. (Anhydrous Ammonia, etc.)
485	29	Cleanser, Powdered, Chlorinated
160	19	Cleavers, Knives, Steels, Stones, and Sharpeners
650	12	Climbers, Playground
805	43	Climbing and Repelling Equipment
465	18	Clinical Chemical Analysis Accessories: Clinical Centrifuges and Rotators, Fraction Collectors, Multiple Sample Dispensers, Spotters, etc.
465	17	Clinical Chemical Analysis Systems, Automatic: Colorimetric, Ion Electrode, Titrating, etc.
220	07	Clinometers and Inclinometers (For Slope and Tilt Measurements)
615	25	Clipboards, Arch Boards, etc.
095	53	Clippers and Parts (Hair)
010	38	Clips, Pins, etc. (For Duct Insulation)
475	22	Clips, Wound (Not for Use in Automatic Suturing Instruments)
195	16	Clock and Watchmakers' Repair Parts and Materials
195	17	Clocks, Battery Operated (See 195-80 for Wall Type)
195	18	Clocks, Electric, Commercial
195	20	Clocks, Game (Sports)
939	18	Clocks, Timers, Watches, and Jewelers' and Watchmakers' Tools and Equipment Maintenance and Repair (Including Programming Timers, etc.)
998	25	Clocks, Watches, Timepieces, All Types
370	06	Closing and Labeling Machines
050	30	Cloth (For Application of Designs and Transfers): Burlap, Linen, etc.
850	24	Cloth (Yard Goods): Blends, Mixtures, and Synthetics
850	20	Cloth (Yard Goods): Cotton
850	32	Cloth (Yard Goods): Wool
795	25	Cloth Cutting Machines
795	28	Cloth Rolling Equipment and Supplies
795	30	Cloth Spreading Machines
954	03	Cloth Towel Service
125	30	Cloth, Bookbinding Type
450	22	Cloth, Hardware
850	26	Cloth, Oil
850	28	Cloth, Sheeting: Muslin and Percale
998	26	Clothing
345	08	Clothing and Belts, Safety (Not Automotive)(See 345-79 for Reflective Type)
983	22	Clothing Rental or Lease (Incl. Formal Wear
305	08	Cloths, Films, and Papers (Special): Cross Section, Graph, Log, Profile, Tracing, etc.
305	10	Cloths, Films, and Papers (Stock): Cross Section, Graph, Log, Profile, Tracing, etc.
305	12	Cloths, Films, and Papers, Reproduction Types
691	31	Clutches and Brakes (Pneumatic, Electric, Torque Limiting, Tension Control)
556	10	Coach, Transit (Articulated)
556	15	Coach, Transit (Double Door)
556	20	Coach, Transit (Electric)
556	30	Coach, Transit (Mini) Conventional
556	40	Coach, Transit (Mini) Handicapped
556	50	Coach, Transit (Single Door, under 35 feet)
556	60	Coach, Transit (Touring) Conventional
556	70	Coach, Transit (Touring) Custom
805	40	Coaching Equipment and Supplies
745	42	Coal Tar Pitch, Emulsions, and Anti-Stripping Additives
405	06	Coal, Coke, Lignite and Peat
450	23	Coasters and Cups, Furniture
645	32	Coated Paper (Not Otherwise Classified)
545	10	Coating Machines, All Types
031	16	Coatings and Sealants, Duct
630	09	Coatings, Masonry (For Brick, Cinder Block, Concrete, etc.)
050	23	Coatings, Protective (For Artwork)
315	30	Coatings, Protective (For Masonry Including Concrete Floor)
315	40	Coatings, Protective (For Metal)
315	50	Coatings, Protective (For Wood)
665	27	Coatings, Protective for Plastics, etc.
630	12	Coatings, Protective, Asphalt Based (Also See Class 770-26)
285	15	Coatings, Protective, Electrical
630	19	Coatings, Protective, Zinc-Rich (Cold Galvanizing Compound)
770	26	Coatings, Roof, All Kinds
200	16	Coats, Jackets, Parkas, Vests (Cold Weather)
040	26	Cockerels, All Types, Baby
040	28	Cockerels, All Types, Starter
815	06	Cocks: Air, Drain, Gauge, Pet, Try, etc.
175	16	Cocktails (Solutions), Liquid Scintillation
393	37	Cocoa and Chocolate
393	38	Coconut
961	12	Codification of Government Codes (To Include Code Conversion and Code Maintenance Services)
385	14	Coffee
393	39	Coffee Extender
165	17	Coffee Mills
393	40	Coffee, Instant (Regular and Decaffeinated)
393	41	Coffee, Whole Bean and Ground
045	20	Coffeemakers, All Types (Household)
165	15	Coffeemakers, Hot Water Dispensers, Urn Bags and Filters
031	18	Coil and Fan Units, Air Conditioning
570	17	Coil Stock
820	36	Coils, Steam Heating
031	17	Coils: Chilled or Heated Water, and Direct Expansion
615	27	Coin Wrappers, Bill Straps, Bank Deposit Bags, etc.
740	12	Cold Storage Doors
740	13	Cold Storage Vaults, Walk-In Coolers, and Shelving
906	18	Cold Storage; Refrigeration; Fast Freeze - Architectural
925	20	Cold Storage; Refrigeration; Fast Freeze/Engineering
192	20	Cold-Tank and Soak-Tank Cleaners (For Heavy Duty Shop Use, etc.)
830	24	Collapsible Tank for Petroleum Spills
700	24	Collators and Sorters
605	05	Collators, Mechanical, Table Top Type; and Accessories
946	33	Collection Services
475	24	Collection Systems, Suction, Disposable
052	12	Collections, Museum Pieces
037	28	Collections: Coin, Stamp, Comic Books, etc.
953	30	Collision, Automotive
493	13	Colloids : Aerosols, Emulsions, Gels, Suspensions, Etc.
180	38	Color Compounds and Dispersions
885	43	Color Control Chemicals, Water
655	43	Color Film Adhesive (For Adding Color to Visuals)
490	16	Colorimeters, Optical, Comparators (See Class 493 for Photoelectric Colorimeters)
490	15	Colorimeters, Reflectance
135	20	Coloring for Cement and Grout
630	21	Colors, Tinting (Oil or Universal Type) and Lettering
650	18	Combination Sets, Playground
652	27	Combs and Brushes, Hair
493	14	Combustion Analysis Equipment, Automatic (For Carbon, Nitrogen, Sulfur, etc.)
845	04	Combustion Efficiency Measurement Apparatuses (For Flue Gases, Exhaust Gases, etc.)
850	35	Comforters and Quilts
945	31	Commercial Fishing Services for Finfish
945	33	Commercial Fishing Services for Misc. Marine Products
945	32	Commercial Fishing Services for Shellfish
470	20	Commode Chairs and Shower Chairs
984	19	Communication Boards, Control Units, Modems, Processors and Protocol Converters, etc., Rental or Lease
204	19	Communication Boards: Fax, Modem (Internal), etc.
206	20	Communication Boards: Fax, Modem (Internal), Network Cards, etc.
206	21	Communication Control Units: Concentrators, Multiplexors, Couplers, etc.
204	20	Communication Control Units: Concentrators, Multiplexors, Couplers, etc.
998	28	Communication Equipment (Including Radio, Television, Telephone, VCR, Video/Audio Equipment, etc.)
206	23	Communication Processors and Protocol Convertors: Front-End Processor, Network Interface Module, Protocol Interchange, Switching Controls, etc.
280	29	Communications Cable
559	19	Communications Equipment and Accessories, Train
557	22	Communications Equipment and Accessories, Transit Bus
120	28	Communications Equipment, Marine
915	22	Communications Marketing Services
470	25	Communications Systems (For the Speech Impaired), Display Scanning Type
928	27	Communications Systems Maintenance and Repair, Vehicle (Including Installation and Removal Services)
725	15	Communications Systems, Integrated (Includes Telephone, Clock, Intercom, etc.)
907	28	Communications Systems; TV; Microwave; Telephone; Computer
208	27	Communications: Networking, Linking, etc.
209	28	Communications: Networking, Linking, etc.
918	26	Communications: Public Relations Consulting
918	27	Community Development Consulting
952	19	Community Garden Program
952	22	Community Service Campaigns (Anti-Litter Programs, etc.)
285	16	Commutators, Resurfacers, Stone
207	30	Compact Disks, DVD, ROM, etc.
165	18	Compactors, Trash, Cafeteria Type (See 045 and 545 for Other Types)
545	11	Compactors, Trash, Industrial, Stationary (See 045 and 165 for Other Types)
890	15	Complete Water Treatment Systems, Chemical
890	16	Complete Water Treatment Systems, Nonchemical: Ultraviolet Water Supply Sterilization, etc.
918	25	Compliance Consulting, American Disabilities Act (ADA)
553	30	Components, Manufacturing (Stamped, Formed, Welded)
680	40	Composite Identification Kits and Systems
285	13	Compound, Explosion Proof Sealing
670	06	Compound, Pipe Joint and Tape
190	42	Compounds, Inorganic Chemical
190	43	Compounds, Organic Chemical
953	33	Comprehensive, Automotive
025	10	Compressor, Bare Unit (Not Mounted or Powered), 15 HP and less
025	20	Compressor, Bare Unit (Not Mounted or Powered), over 15 HP
025	30	Compressor, Base or Tank Mounted, Electric Motor or Engine Driven, 15 HP and less; and Parts
025	40	Compressor, Base or Tank Mounted, Electric Motor or Engine Driven, Over 15 HP; and Parts
025	45	Compressor, Portable, Electric Motor or Engine Driven, 5 HP and less; and Parts
025	50	Compressor, Portable, Electric Motor or Engine Driven, over 25 CFM at 100 PSI; and Parts
740	17	Compressors and Parts
031	20	Compressors, Air Conditioning: Hermetically Sealed, Window Unit Type
031	21	Compressors, Air Conditioning: Industrial Type, and Parts
720	19	Compressors, Compressed Natural Gas (CNG)
545	12	Compressors, Gas (All Types)
025	43	Compressors, High Pressure, All Sizes and Models
635	08	Compressors, Portable Paint Sprayer, Electric Motor or Engine Driven (Up to 25 CFM @ 100 PSI)
984	30	Computer Accessories (Not Otherwise Classified) Rental or Lease: CRT Holders, Forms Tractors, Wrist Supports, etc.
209	31	Computer Aided Design
208	30	Computer Aided Design and Vectorization Software
920	18	Computer Aided Design Services
920	19	Computer Digitizing Services
918	28	Computer Hardware Consulting
207	32	Computer Instructional Aids and Training Devices
958	23	Computer Management Services
918	30	Computer Network Consulting
575	25	Computer Output Microfilm/Microfiche (COM) Units: COM Recorders, COM Cameras, COM Tape/Recorder, etc.
920	20	Computer Output to Microfilm (COM) Processing Services
918	29	Computer Software Consulting
206	25	Computer Systems, Digital
206	27	Computer Systems, Laboratory Control
206	28	Computer Systems, Process Control
883	32	Computer Telephony Integration (CTI) Systems
730	12	Computer-Automated Measurement and Control (CAMAC) Systems and Devices, All Kinds
898	20	Computerized Axial Tomography (CAT) Scanning Systems
804	32	Computerized Master Control Systems, Spacecraft
939	21	Computers, Data Processing Equipment and Accessories (Not Word Processing Equipment), Maintenance and Repair
984	23	Computers, Micro, Rental or Lease
984	26	Computers, Mini and Mainframe, Rental or Lease
998	29	Computers, Parts and Supplies
780	24	Computing Scales (Except Postal)
905	31	Concessions, Airport: Art Gallery
905	32	Concessions, Airport: Business Center
905	33	Concessions, Airport: Currency Exchange
905	34	Concessions, Airport: Food
905	35	Concessions, Airport: Gift Shops, Specialties
905	36	Concessions, Airport: Miscellaneous
905	37	Concessions, Airport: Pay Telephone
961	15	Concessions, Catering, Vending: Mobile and Stationary
914	30	Concrete
929	32	Concrete and Asphalt Equipment (Not Otherwise Classified) Maintenance and Repair
755	47	Concrete and Asphalt Power Gun Sprayers
906	19	Concrete Architectural Services
210	16	Concrete Beams, Channels, Roof Decks, etc., Prestressed
755	50	Concrete Buckets
755	55	Concrete Buggies, Carts, Screeding Machines, Screens, etc.
755	60	Concrete Curbers, Gutter Machines and Accessories
750	28	Concrete Curing Blankets and Paper
755	65	Concrete Cutters, Saws, Multipurpose Saws, and Accessories
210	18	Concrete Encased Ducts
925	19	Concrete Engineering
975	29	Concrete Equipment and Accessory Rental or Lease
929	29	Concrete Equipment: Buckets, Screeding Machines, Curbers, Finishers, etc., Maintenance and Repair
755	70	Concrete Finishers, Power Driven
755	73	Concrete Form Tubes and Boxes (For Forming Concrete Columns, etc.), All Kinds
755	75	Concrete Joint Cleaning and Routing Machines
755	80	Concrete Mixers
929	30	Concrete Mixers, Maintenance and Repair
210	25	Concrete Pilings
910	08	Concrete Raising and Undersealing Services
192	25	Concrete Strippers and Brick Detergents
210	26	Concrete Support Items (Chairs, etc.)
845	06	Concrete Testing Apparatus and Supplies
992	34	Concrete Testing Services
445	19	Concrete Tools and Accessories (Not Otherwise Classified)
755	85	Concrete Vibrators
150	15	Concrete, Polymer, All Types
750	30	Concrete, Precast
820	38	Condensate Return Systems: Vacuum Heat Pumps, Wet Vacuum Pumps, etc.
740	24	Condensing Units
031	23	Condensing Units (For Air Conditioners)
240	23	Condiment Shakers and Dispensers
500	03	Conditioning and Finishing Equipment: Chambers, Tunnels, etc.
220	09	Conductivity Instruments (For Dissolved Solids)
285	21	Conduit and Fittings, Aluminum
285	24	Conduit and Fittings, Brass, Bronze, and Copper
285	18	Conduit and Fittings, Cast Iron and Malleable Iron
285	17	Conduit and Fittings, Fiber and Asbestos-Cement
285	20	Conduit and Fittings, Fiberglass
285	19	Conduit and Fittings, Plastic/Pvc
285	22	Conduit and Fittings, Rubber
285	23	Conduit Fittings, Steel: Boxes, Bushings, Clamps, Connectors, Covers, Locknuts, Straps, etc.
285	26	Conduit, Steel
393	05	Cones, Ice Cream
915	23	Conference Coordinating and Planning Services
998	30	Confiscated and Personal Merchandise
210	27	Connecting Bands, Corrugated Metal
659	30	Connectors
947	32	Conservation Services, Forest
958	25	Conservation/Resource Management Services
725	16	Consoles, Communication
055	16	Consoles, Police Vehicle (Includes Controls for P.A., Sirens, Warning Devices)
913	59	Construction and Upgrades, Wastewater Treatment Plant
918	31	Construction Consulting
975	24	Construction Equipment (Not Otherwise Classified) Rental or Lease
929	31	Construction Equipment Maintenance and Repair (Not Otherwise Listed)
958	26	Construction Management Services
959	35	Construction Services, General (Marine)
959	34	Construction Services: Boats, Barges, Ferries, Ships, etc.
913	13	Construction, Bridge and Drawbridge (Includes Reconstruction/Rehabilitation)
913	15	Construction, Canal or Aquaduct
913	16	Construction, Communication Equipment (Includes Antenna Towers)
913	19	Construction, Curb and Gutter (Includes Maintenance, Repair, and Removal)
940	29	Construction, Elevated Transit Station (Including Rehab., Maintenance and Repair)
912	20	Construction, Fire Protection (Includes Fire Escapes)
912	23	Construction, General (Digging, Ditching, Road Grading, Rock Stabilization, etc.)
912	25	Construction, Golf Course
913	27	Construction, Highway and Road
912	27	Construction, Irrigation System
912	29	Construction, Oil and Gas Refinery
913	36	Construction, Parking Lot and Alley
913	39	Construction, Pipe Culvert
913	40	Construction, Pipeline
913	41	Construction, Power Line (Includes Installation, Maintenance, and Repair)
912	30	Construction, Power Plant
940	31	Construction, Rail Station/Shop (Including Rehab., Maintenance and Repair)
913	45	Construction, Sewer and Storm Drain
913	47	Construction, Sidewalk and Driveway (Includes Pedestrian and Handicap Ramps)
913	50	Construction, Street (Major and Residential)(Includes Reconstruction)
912	32	Construction, Street Lighting
940	33	Construction, Subway and Subway Station (Including Rehab., Maintenance and Repair)
912	33	Construction, Swimming Pool
912	35	Construction, Tennis/Sports Court
940	34	Construction, Transit Facility, Other (Including Rehab., Maintenance and Repair)
913	55	Construction, Tunnel
913	56	Construction, Utility/Underground Projects
913	57	Construction, Vaulted Sidewalk
913	58	Construction, Viaduct (Includes Reconstruction)
913	60	Construction, Water System, Main and Service Line
913	10	Construction: Airport Roadway, Runway and Taxiway
665	26	Contact Cement (For Plastic Laminates)
625	20	Contact Lenses and Supplies
430	12	Containers (For Liquefied Gases), Large Dewars (For Laboratory Sizes See Class 175)
175	17	Containers (For Liquefied or Compressed Gases), Laboratory Sizes: Dewar Flasks, Gas Cylinders, Lecture Bottles, etc.
981	24	Containers, All Kinds (Including Recycling Collection Containers) Rental or Lease
640	23	Containers, Cylindrical, Cardboard (Not Mailing Type)
260	19	Containers, Dispensers, Trays, etc.
640	22	Containers, Paper and Plastic
100	06	Containers, Plastic (All Purpose)
100	07	Containers, Recycling
936	19	Containers: Barrels, Drums, etc., Maintenance and Repair
545	13	Contaminated Air and Vapor Treatment Equipment
926	29	Contaminated Groundwater Services (Including Discharge Pipe Installation)
890	17	Contaminated Groundwater Treatment Equipment
926	30	Contaminated Soil Services
545	14	Contaminated Soil Treatment Equipment
395	25	Continuous Form Labels, Pressure Sensitive, Custom
395	27	Continuous Form Labels, Pressure Sensitive, Stock
966	16	Continuous Form Printing
395	50	Continuous Forms (Computer Paper), Stock (Including Blank, Ruled, and Tinted Types -See Class 525 for Library Stock Continuous Forms)
395	51	Continuous Forms and Continuous Form Data Binders, Recycled, All Types
395	29	Continuous Forms, Carbon Interleaved
395	40	Continuous Forms, Carbonless Paper (Chemical Transfer)
395	30	Continuous Forms, Custom
269	32	Contraceptives
280	30	Control Cables and Wires, Solid and Stranded, Single and Multiconductor (Up to 600V, for use in Boiler Controls, Fire Alarms, Motors, etc.)
720	20	Control Devices for Motor Fuel Dispensing/Security/Management
285	27	Control Devices, Lighting (Including Photocells, Multiple Relays, Lighting Contactors)
925	22	Control Systems Engineering
031	26	Control Systems: Complete (For Automatic Temperature Control)
820	41	Control, Corrosion (Using Entrained Gas Eliminator Equip.)
206	31	Controllers, Disk: Disk Subsystems, etc.
206	32	Controllers, Local and Remote
206	34	Controllers, Peripheral: Plotters, Printers, Digitizers, etc.
204	24	Controllers, Programmable: Industrial Control Devices, Robots, etc.
820	42	Controllers, Steam Boiler Automatic Conductivity
206	36	Controllers, Tape: Tape Subsystems, etc.
979	20	Controlling, Indicating, and Recording Instrument Rental or Lease
938	17	Controlling, Indicating, and Recording Instruments and Supplies Maintenance and Repair
055	18	Controls (For the Physically Impaired)
031	24	Controls, Cooling Tower Water Treatment: pH, Conductivity, Corrosion Sensors
690	29	Controls, Electro Hydraulic (EHC)
690	30	Controls, Fuel Safety Flame Sensing
690	31	Controls, Integrated System
690	32	Controls, Programmable
690	33	Controls, Single Loop
820	40	Controls: Combustion, Fuel Cut-Off, Hardness, High-Low Water Level, Ignition, etc.
031	25	Controls: Limit Switches, Relays, Thermostats, Gas Valves, etc.
820	44	Convectors and Radiators
080	35	Convention Badges and Name Tags, Adhesive Back
080	38	Convention Badges and Name Tags, Nonadhesive type
055	20	Conversion Kits and Systems for CNG, LPG, etc. Gases
928	29	Conversion of Gasoline Fuel Systems to Alternative Fuel Systems Including Maintenance and Repair Services
690	34	Converters and Inverters, Power
730	18	Converters: Analog-to-Digital, Digital-to-Analog, Time-to-Amplitude, etc.
560	03	Conveying Systems, Food Processing
909	34	Conveying Systems: Elevators, Lifts, etc.
560	05	Conveyor Accessories (Not Otherwise Classified)
110	18	Conveyor and Elevator: Canvas and Duck
110	22	Conveyor and Elevator: Neoprene, Plastic, and Rubber
560	06	Conveyor Line Boosters, Powered
560	09	Conveyor Systems, Overhead
110	26	Conveyor, Food Processing: Neoprene, Plastic, and Rubber
560	12	Conveyors and Hoists, Laundry Handling
560	15	Conveyors, Belt Type: Canvas, Metal, and Rubber
560	18	Conveyors, Bucket Type (Not Road Building)
560	21	Conveyors, Gravity, Roller Type, Aluminum and Steel Frames
560	24	Conveyors, Gravity, Wheel Type, Aluminum and Steel Frames
560	27	Conveyors, Pneumatic
560	30	Conveyors, Powered, Roller Type
560	33	Conveyors, Screw Type
560	36	Conveyors, Vibrating
370	09	Cooker, Canning
045	21	Cooking and Food Preparation Utensils, All Types (Household)
045	22	Cookware and Bakeware, Household (Not otherwise listed)
939	24	Coolers, Drinking Water, Maintenance and Repair
985	28	Coolers, Drinking Water, Rental or Lease
225	30	Coolers, Electric (Including Parts)
225	32	Coolers, Non-Electric (Including Parts)
225	40	Coolers, Storage Type (Remote Refrigeration Unit), Including Parts
928	30	Cooling System (A/C System, Hoses, Water Pump, Radiator, Heater and Accessories, etc.) Maintenance and Repair
557	23	Cooling System Parts and Accessories
060	35	Cooling System: Radiators, Complete and Cores; Thermostats; Water Pumps; etc.
031	27	Cooling Tower Water Treatment: Non-chemical Ozone, Centrifugal Separators, Magnetic Descaling Equip. (See Class 885 for Chemical Types)
031	28	Cooling Towers: Forced Air, Gravity, etc.
245	10	Cooling Vats
445	20	Copper and Tinsmith Tools and Equipment
830	25	Copper Lined Tanks
570	18	Copper: Bars, Plates, Rods, Sheets, Strips, etc.
600	47	Copy Machine Add-On Accessories
939	27	Copy Machine Maintenance and Repair
985	26	Copy Machine, Plain Paper Type (Including Cost-Per-Copy Type Leases) Rental or Lease
998	32	Copy Machines
985	25	Copy Machines (For use by Engineers) Rental or Lease
600	38	Copy Machines, Bond (Plain) Paper Type Including Parts and Accessories
600	40	Copy Machines, Coated or Treated Paper Type, Including Parts and Accessories
600	46	Copy Machines, Digital
600	41	Copy Machines, Engineering, for Reproduction and Design Production
600	42	Copy Machines, Laser, Including Parts and Accessories
600	45	Copy Machines, Thermal Type, Including Parts and Accessories
985	23	Copy Machines, Thermal Type, Rental or Lease
645	33	Copy Paper - Specialized High Speed (Included Recycled)
600	37	Copyboards, Electronic
605	10	Copyholders, Mechanical, Adjustable
605	14	Copyholders, Nonmechanical, Non-Adjustable
655	50	Copying Equipment (Including Slide Duplicators)
966	18	Copying Services (Reproduction)
450	24	Cords and Ropes Including Accessories: Cotton, Manila, Nylon, Sisal, etc.
765	08	Core Drilling Rigs and Accessories
992	36	Core Sample (Not Concrete) Testing Services
565	15	Cores, Polyurethane Foam
565	20	Cores, Rubber, Foam
010	41	Cork: Blocks, Boards, Sheets, etc.
019	30	Corn
370	12	Corn Machinery
393	42	Cornstarch, Cooking
615	29	Correction Fluid, Sheets and Tape, Including Thinners (For Typewriter Correction Tape See 610-96)
952	20	Correctional
958	28	Corrections Management Services
968	25	Corrosion Control Services
906	22	Corrosion Control; Cathodic Protection; Electrolysis - Architectural
925	21	Corrosion Control; Cathodic Protection; Electrolysis/Engineering
885	44	Corrosion, Scale, and Sludge Control Chemicals: Alum, Amines (Morpholine, etc.), Sodium Sulfite, etc.
640	25	Corrugated Boxes and Sheets (Including Fillers)
652	29	Cosmetics and Skin Care: Colognes, Creams, Lipsticks, Lotions, Perfumes, Powders, Soaps w/Lotion, etc.
961	21	Cost Estimating
961	22	Costume Design and Creation Services
425	10	Costumers and Racks: Clothes, Coat, Hat, etc.
855	15	Costumes and Accessories
380	15	Cottage Cheese
320	35	Cotter Pins, Clevis Pins, Dowel Pins, Spring Pins, Taper Pins, and Woodruff Keys and Snaps
019	32	Cotton
475	27	Cotton and/or Rayon, Surgical (Dry or Impregnated With Germicide): Applicators, Balls, Padding, Swabs, etc.
165	19	Cotton Candy Machines
850	33	Cotton Linters, Bales and Batts
850	34	Cotton Staple, Bales and Batts
865	20	Cotton Twine
325	16	Cottonseed Products
952	21	Counseling
425	11	Counter, Work
885	46	Counteractant and Degreaser, Odor
600	48	Counterfeit Scanning Devices (Including Detector Pens)
495	37	Counters and Counting Chambers (For Bacterial Colonies, Blood Cells, etc.): Hemacytometers, etc.
020	10	Counters, Acre
578	20	Counters, Mechanical: Tally, etc.
730	24	Counters, Ratemeters, Scalers, Timers, etc. (For Electronic Pulses)
420	14	Counters, Sales and Store
600	50	Counting Devices: Ticometers, etc. (Paper, Tickets, etc.) (For Coins See 600-33)
578	22	Counting Machines, Electronic (Not Ticometers, See Class 600): Tally, etc.
780	28	Counting Scales
559	20	Couplers
659	33	Couplings
691	34	Couplings (Jaw, Steel Flex, Gear, Fluid, Chain, Disc Brake)
055	21	Couplings and Hitches
340	12	Couplings, Fire Hose
860	20	Coupon Books
962	24	Courier/Delivery Services (Including Air Courier Services)
924	16	Course Development Services, Instructional/Training
952	23	Court Intervention Services
600	49	Court Reporter Equipment, Accessories and Supplies
961	24	Court Reporting Services
420	15	Courtroom Furniture: Chairs, Tables, etc.
645	35	Cover Stock (Including Recycled)
125	35	Covers (For Comb Bound Books)
305	15	Covers (For Drafting and Drawing Boards)
510	56	Covers and Cover Cloths
207	34	Covers and Enclosures (Acoustical and Protective) (For Equipment)
984	34	Covers and Enclosures (Acoustical and Protective) for Computer Equipment Rental or Lease
065	25	Covers, Camper Shells, Load Covers, etc. (For Trucks)
100	08	Covers, Drum (All Types and Sizes)
615	32	Covers, Sleeve (Cuffettes)
615	31	Covers: Brief, Manuscript, Pressboard, Report, etc.
938	18	CPR Equipment Maintenance and Repair (Including CPR Manikins)
745	45	Cracked Fuel Oil
393	43	Crackers and Cookies, Packaged
936	21	Craft Equipment, All Types, Maintenance and Repair
765	14	Crane Indicators
959	36	Crane Maintenance and Repair, Marine
780	32	Crane Scales
975	26	Cranes and Buckets Rental or Lease
560	39	Cranes, All Kinds (Except Automotive and Road and Bridge Building)
765	09	Cranes, Backhoe and Dragline
765	11	Cranes, Clamshell
120	31	Cranes, Container
765	13	Cranes, Truck Mounted Type, Heavy Duty
929	33	Cranes: Backhoe, Dragline, Clamshell, etc., Maintenance and Repair
075	20	Crankshaft Truing and Engine Stands
961	26	Crating and Packing Services for Transportation (Including Material Handling Services)
570	16	Crayons, Metal Worker's
393	44	Cream Substitute and Other Non-Dairy Items
380	30	Cream, All Types
425	13	Credenza Unit, Metal
425	14	Credenza Unit, Wood
946	35	Credit Card, Charge Card Services
946	36	Credit Investigation and Reporting
075	22	Creepers
805	41	Cricket Equipment and Accessories
953	34	Crime
990	25	Crime Prevention Services
590	09	Crochet Hooks, Embroidery Hoops, Embroidery Needles, Knitting Needles, etc.
958	30	Crop Management Services (Including Production, Protection, etc.)
659	36	Crosses, Crossovers, Curves
559	23	Crossing Equipment and Accessories, Railroad (Including Crossing Signs)
990	27	Crossing Guard Services
260	22	Crowns and Teeth, Acrylic
260	24	Crowns and Teeth, Plastic
260	23	Crowns, Metal
207	37	CRT Holders, Cases, Glare Screens, Locks, etc.
760	12	Cruise Control Units, Low Speed, For Road Equipment
750	35	Crushed Stone (Includes Riprap)
175	19	Crushers and Grinders (Metal and Stoneware): Ball Mills, etc.
370	14	Crushers, Food
890	19	Crushers, Grinders, Size Reduction Equipment, etc.
765	16	Crushing Machines
765	18	Crushing Plants, Elevators, Furnaces, Kilns, Pugmills, and Stabilizing Material Plants
968	26	Crushing, Screening, etc. of Stone and Other Road Materials
961	23	Cryogenic Treatment Services for Metals, Plastics, and Glass
465	19	Cryosurgical Equipment
440	10	Crystal Glass
490	17	Crystallography Equipment and Supplies (Not Otherwise Classified)
410	24	Cubicle Curtains and Privacy Screens
022	13	Cultivating Equipment Parts
020	13	Cultivating Equipment, Farm: Go-Devils, Row Type Shovel Cultivators, Tooth and Spring Harrows, etc.
952	24	Cultural Administration and Promotion Services
120	34	Culture Equipment and Supplies, Fish (Aquaculture; Pisciculture)
115	18	Culture Media, Dehydrated
115	19	Culture Media, Prepared (For Microbial Cultures See 495-38)
495	38	Cultures, Microbial (Living Organism)
765	21	Culvert Cleaning Equipment
210	28	Culverts, Concrete
210	29	Culverts, Corrugated Metal
020	14	Curb Edger, Heavy Duty, Tractor Mounted
210	30	Curbs, Parking and Curb Boxes: Vehicle (Including Recycled)
393	45	Curing Compounds, Meat
150	16	Curing Mixtures, All Types (For Curing Concrete)
559	25	Current Collecting Systems
265	30	Curtain and Drapery Hardware: Hooks, Rods, etc.
855	22	Curtains, Cycloramas, Draperies, Drops, etc.
265	20	Curtains, Draperies, and Scarves
680	42	Curtains, Security; Vehicle Security Partitions
795	35	Cushion Filling Machines
055	24	Cushions and Covers, Seat, Automotive
946	38	Custom Brokerage Services (Incl. Stock and Bonds)
928	33	Customizing Services, Vehicle (Including Handicapped and Van Conversions)
240	28	Cutlery: Knives, Spatulas, Steels, etc.
285	28	Cutouts, Pole Line Type
022	15	Cutter and Shredder (Mower), Flail, Rotary, Reel, and Sickle Bar Parts
605	18	Cutter, Wrapping Paper
445	21	Cutters and Knives: Bolt, Burrs, Glass, Nippers, Pinchers, etc.
370	15	Cutters and Shredders
020	15	Cutters and Shredders (Mowers), Heavy Duty, Flail: Tow Type and/or Center Mount Type
020	16	Cutters and Shredders (Mowers), Heavy Duty, Reel and Rotary: Tow Type and/or Center Mount Type
240	35	Cutting Boards
590	10	Cutting Boards
570	19	Cutting Rod
145	20	Cylinder, Tank, and Vat Brushes
740	28	Cylinders, Empty (For Refrigerant Gases)
760	13	Cylinders, Hydraulic
948	26	Cytology Screening Services
998	33	Dairy Equipment
931	36	Dairy Equipment Maintenance and Repair
245	15	Dairy Pails (Utility Pails)
961	25	Dairy Products Processing Services
385	17	Dairy Products, Frozen (Not Otherwise Classified)
780	34	Dairy Scales
959	39	Dam and Levee Construction, Maintenance, Management and Repair
925	23	Dam Engineering
031	29	Dampers, Motorized
855	30	Dance Floors, Portable
655	55	Darkroom Equipment (Not Graphic Arts Type): Cabinets, Color Analyzers, Counters, Densitometers, Developing Tanks, Enlargers, etc.
655	60	Darkroom Supplies: Enlarger Easels, Film Holders, Film Loaders, Lens Cleaner, Safelights and Filters, Thermometers, Timers, Trays, Water Filtering Elements, etc.
690	37	Data Acquisition Systems
305	18	Data Books and Tables, Engineering and Surveying
920	24	Data Conversion Services
206	40	Data Entry and Remote Job Entry Devices, Voice Activated: Voice Recognition, Voice Digitization, Speech Synthesizers, etc.
204	28	Data Entry and Remote Job Entry Devices, Voice Activated: Voice Recognition, Voice Digitization, Speech Synthesizers, etc.
920	21	Data Entry Services
920	22	Data Preparation and Processing Services
425	17	Data Processing Furniture, Metal and Plastic (For Storage Cabinets See Item 87)
425	18	Data Processing Office Furniture, Wood (Not Storage Cabinets -See Item 87)
920	23	Data Recovery Services
209	38	Database
208	37	Database Software
605	24	Date and Time Machines and Parts
525	55	Daters, Pencil and Band Type; and Supplies
952	26	Day Care (Adult)
952	25	Day Care (Preschool)
952	28	Day Care Training Consortium
820	48	Deaerating Units
685	15	Debeakers
966	22	Decal Printing
255	22	Decals, All Other Types of Transfer (For Screen Printed see 255-28)
255	24	Decals, Heat Transfer
255	26	Decals, Pressure Sensitive Adhesive
255	28	Decals, Screen Printed
255	30	Decals, Water Transfer Type (For Cigarette Machines, Doors, Equipment, Vehicles, Windows, etc.)
885	47	Dechlorinating Agents (Sulfur Dioxide, etc.)
570	21	Decking, Steel
961	27	Decontamination Services (Incl. Hazardous Material Decontamination)
037	34	Decorations: Christmas, Party, etc.
232	25	Decoupage Materials and Supplies
475	30	Decubitus Pads: Sheepskin Shearlings, Synthetics, etc.
165	20	Deep Fat Fryers
675	25	Defoliants, Cotton
160	20	Dehairer and Dehider
825	25	Dehorners
031	30	Dehumidifiers and Humidifiers
325	20	Dehydrated Feed
370	16	Dehydrating Equipment, Food
578	27	Dehydrating Machines and Parts
905	38	Deicing Fluid Recovery Services, Aircraft
952	30	Delivered Meals (Including Shelf Stable Meals)
890	20	Demineralizers: Reverse Osmosis, etc.
912	40	Demolition Services
493	16	Densitometers, Scanning (Gel or Plate Scanners)
490	19	Density Gradient Equipment: Fractionators, Mixers, etc.
875	12	Dental Equipment and Supplies, Veterinary
938	24	Dental Equipment Maintenance and Repair
948	29	Dental Prosthetic Manufacturing Services
948	28	Dental Services
260	26	Dental Units and Components: Chairs, Compressed Air and Aspiration Devices, Consoles, Handpieces, etc.
485	30	Deodorant Blocks, All Types
485	31	Deodorants for Portable Toilets (Including Ozone Air Freshener Type)
652	37	Deodorants, Body
578	28	Deodorants, Industrial (Heavy Duty)
485	32	Deodorants, Room, All Types
493	18	Deodorizers and Room Air Fresheners, Ozone (Portable)
493	17	Deodorizers, Convection Type
120	33	Depth Finders or Indicators
475	33	Dermatome Blades, Cement, and Tape
065	27	Derrick, Digger, Truck Mounted
890	22	Desalination Equipment, Water Treatment
906	24	Desalinization (Process and Facilities) - Architectural
925	24	Desalinization (Process and Facilities)/Engineering
885	48	Descaling Compounds
820	49	Descaling Equipment, MHD Type
790	05	Desert Plant Seed
907	35	Designing Services
615	33	Desk Accessories: Alphabetizers, Cash Boxes, Desk Files, File Card Cabinets, Letter Sorters, Message Racks, etc.
440	07	Desk Felts and Pads
620	10	Desk Sets, Inkstands, Penholders, Pen Points, etc.
965	30	Desk Top Publishing Services
425	20	Desks and Tables, Metal
425	21	Desks and Tables, Wood
208	39	Desktop Publishing
209	40	Desktop Publishing
920	26	Desktop Publishing Services
890	21	Desludging Equipment and Accessories
385	18	Desserts (Except Cake and Pastry)
380	33	Desserts, Milk Based (Not Otherwise Classified)
393	46	Desserts: Packaged, Canned, and Mixes (Includes Cake Mixes, Gelatins, Icings, Pie Fillings, etc.)
600	51	Detacher, Forms
287	30	Detectors (Electron, Photon) and Detector Arrays
345	16	Detectors and Parts, Dust and Gas
680	44	Detectors, Gun and Metal
485	36	Detergent, Car Washing, Cold Water Type
485	34	Detergent, Steam and Hot Water Spray Cleaning
435	16	Detergent, Surgical Scrub, All Types
485	37	Detergent-Disinfectant (Washroom Type), Liquid and Aerosol
435	40	Detergent-Disinfectant, Iodophor Type
435	24	Detergent-Disinfectant, Phenolic Type, Liquid
435	56	Detergent-Disinfectant, Quaternary Ammonium Type
505	33	Detergents, Special Formula (For Removing Proteins, Tannin, and Other Soils)
505	35	Detergents, Synthetic
505	37	Detergents, Synthetic, Germicidal
271	24	Dextrose Solutions, High Strength (For IV Additive Use)
269	36	Diagnostic Agents
465	22	Diagnostic Equipment, Computerized: Plethysmographs, Spirometers, etc.
465	25	Diagnostic Equipment, Electronic (Not Otherwise Itemized)
465	23	Diagnostic Equipment, Minor: Headlights, Penlights, Percussion Hammers, Specula, Tourniquets (Blood Pressure), Tuning Forks, etc.
875	13	Diagnostic Equipment, Veterinary: Scopes, Speculums, etc.
193	36	Diagnostic Reagents and Supplies (For Automated Chemistry)
193	40	Diagnostic Reagents and Tests (For Diseases, Pregnancy, etc.): Cards, Slides, Spot Tests, Strips, Tablets, etc.
875	15	Diagnostic Test Kits and Supplies
465	24	Diagnostic/Surgical Equipment (Optical and Fiber Optics): Arthroscopes, Bronchoscopes, Colonoscopes, Proctoscopes, etc.
271	26	Dialysis Concentrates and Solutions, Hemo- and Peritoneal
175	22	Dialysis Equipment and Supplies: Cells, Fittings, Membranes, Motors, Tanks, Tubes, etc.
765	24	Diamond Core Drills
850	36	Diaper Cloth (Yard Goods)
850	40	Diapers, Cotton and Synthetic
720	24	Diaphragm Pumps
465	27	Diathermy and Ultrasonic Equipment (For Diagnostic and Therapeutic Services)
600	54	Dictating Machine Accessories and Supplies
939	35	Dictating Machine Maintenance and Repair
600	52	Dictating Machines
285	30	Dielectric Tools, Tool Handles, Hydraulic Hose and Fittings (High ANSI Rated)
260	29	Dies, Forms, Molds, Patterns, etc., Dental
393	47	Diet Foods, All Types (Also See Class 271-28)
948	32	Dietician Services
271	28	Diets, Complete, Liquid; and Liquid Food Supplements (Oral and Tube Fed)
941	39	Digital and Analog Testing Equipment Maintenance and Repair
966	25	Digital Printing from an Ink Jet Plotter
840	30	Digital Video Disk (DVD) Television Combinations
285	29	Dimmers, Light (See Class 855 for Theatre Dimmers)
690	39	Diodes, Coils, and other Circuit Components
830	26	Dip Tanks
700	25	Direct Impression Typesetting Machines and Supplies
305	21	Direct Print Supplies, Dry Process
305	23	Direct Print Supplies, Wet Process
953	37	Disability
918	35	Disadvantage Business Enterprise (DBE) and Historically Underutilized Business (HUB) Consulting Including Technical Assistance
990	29	Disaster Preparedness/Emergency Planning Services
990	30	Disaster Relief Services
578	30	Disaster Survival Equipment, Kits, and Supplies
803	16	Disc Players, Compact
952	31	Discrimination Investigation
730	30	Discriminators and Burst Protectors
948	34	Disease Prevention and Control Services, Contagious (See 948-92 for Vaccination Services)
948	33	Disease Prevention and Control Services, Non-Contagious (See 948-92 for Vaccination Services)
165	23	Dish Storage Units
165	26	Dish Trucks and Tote Boxes
045	25	Dishes, Drinking Utensils, and Servingware (Household)
175	24	Dishes, Evaporating and Other Metal Vessels (For Platinum See Class 175-71)
165	29	Dishwashers
045	24	Dishwashers
485	38	Dishwashing Compounds, Hand and Machine Type (Including Rinse Solutions)
885	52	Disinfectant, Ozone (For Laboratory and Clinical Baths)
825	26	Disinfectants (For Animal Pens): Creosote, etc.
485	42	Disinfectants, Pine Oil
485	40	Disinfectants, Spray and Powdered
885	51	Disinfectants, Wastewater
435	59	Disinfestation Equipment and Supplies (for Ambulances, Hospital Rooms, etc.)
920	25	Diskette, CD Rom, and Tape Duplicating Services
207	42	Diskettes, Disk Packs, Floppy Diskettes, Labels, etc.
990	31	Dispatching Services, Police
735	05	Dispenser for Wipers
485	45	Dispensers (For Metered Aerosol Deodorants, Air Sanitizers, and Insectides), AC and DC Models
485	48	Dispensers (For Sanitary Napkins and Tampons)
485	46	Dispensers and Holders (For Paper Towels, Toilet Tissue, and Toilet Seat Covers)
165	31	Dispensers, Butter or Margarine
475	31	Dispensers, Hospital (Not Otherwise Classified)
485	44	Dispensers, Lotion and Soap (Including Waterless Soap Dispenser)
165	32	Dispensers: Cream, Juice, Milk, Pancake, Tea, etc.
165	33	Dispensers: Cup, Dish, Silverware, Tray, etc.
165	34	Dispensers: Drinking Straw, Napkins, Toothpicks, etc.
860	30	Dispensing Machines and Collection Boxes for Tickets, etc.
578	31	Display and Showroom Equipment and Supplies
785	43	Display Cabinets, Cases, Files, Racks, Stands, etc.
740	30	Display Cases, Refrigerated
715	30	Display, Exhibit, and Promotional Materials
785	44	Displays, Educational: Kits, Models, Plaques, etc.
200	19	Disposable Clothing (See Class 475 for Hospital Type)
962	25	Disposal and Removal, Dead Animals
475	34	Disposal Systems, Nonreusable (For Blades, Hospital Waste Containers, Needles, Syringes, etc.)
045	30	Disposal Units
165	35	Disposal Units
475	32	Disposals, Sanitary Napkin
305	25	Distance Measuring Equipment (Incl. Measuring Wheels)
405	08	Distillates, Petroleum (Not Otherwise Classified)
325	24	Distiller's Dried Solubles
578	32	Distilling and Processing Machinery and Equipment, Petroleum
730	32	Distortion Measurement Equipment (For Audiofrequency, Radiofrequency, etc.)
760	15	Ditch and Trenching Machines
968	33	Ditch Maintenance
962	26	Diving Services
560	45	Dockboards and Ramps, All Types
959	42	Docking and Stevedoring Services
120	35	Docks and Piers, Fixed and Floating (Including Dock Systems, Gangways, etc.)
325	25	Dog and Cat Food
040	30	Dogs, All Types
952	32	Domicile
936	23	Door Automatic Operator Installation, Maintenance and Repair
150	18	Door Bells, Chimes and Hardware
450	26	Door Closers, Escutcheons, Hangers, Holders, Overhead and Sliding Door Hardware, Panic Hardware, Thresholds, etc.
910	14	Door Installation, Maintenance, and Repair (Metal)
910	15	Door Installation, Maintenance, and Repair (Wood)
485	50	Door Mats, All Types
150	20	Door Openers and Parts, Electric
559	30	Door Operators
150	19	Door Operators (Not Door Closers): Chain Hoist Type, Electric Motor Type, etc.
150	22	Doors and Components, Fiberglass
150	26	Doors and Components, Plastic
150	23	Doors and Parts, Automatic, Drive-Through Type, etc.
150	24	Doors and Parts, Swinging
909	37	Doors and Windows
559	31	Doors and Windows
150	21	Doors, Aluminum and Glass, All Types
150	25	Doors, Frames, and Jambs, Steel
150	27	Doors, Frames, and Jambs, Wood
420	16	Dormitory Furniture, Metal: Wardrobes, Beds, Bunkbeds, Desks, etc.
420	18	Dormitory Furniture, Plastic: Wardrobes, Beds, Bunkbeds, Desks, etc.
420	20	Dormitory Furniture, Wood: Wardrobes, Beds, Bunkbeds, Desks, etc.
090	16	Dough Mixers
090	24	Dough Sheeters and Dividers
090	32	Dough Troughs
090	40	Dough Trucks
375	45	Doughnuts, Fried Pies, Bagels, etc.
150	28	Dowels, and Rods, Wood
150	29	Down Pipes, Eaves, Troughs, Guttering, and Accessories
020	18	Dozer Blades (For Farm Tractors)
820	52	Draft Fans and Draft Gauges
305	28	Drafting and Drawing Instruments (See 204-71 for Graphic Plotters)
305	30	Drafting and Drawing Pencils, Pens, Leads, Lead Holders, etc.
425	30	Drafting Chairs and Stools, Metal and Wood
305	32	Drafting Machines and Scales
305	36	Drafting Paper
425	33	Drafting Plan and Map Files, Metal
425	34	Drafting Plan and Map Files, Wood
907	38	Drafting Services
305	33	Drafting Supplies: Brushes (Dust and Wash), Cleaning Pads and Power, Paper Shears, Paper Weights, Steel Erasers, Transparent Protective Film and Tape, etc.
425	37	Drafting Tables, Metal and Wood
925	28	Drainage Engineering
670	09	Drains, Grease Traps, etc.
210	31	Drains, Parts and Accessories
977	32	Drapery and Curtain Rental or Lease
910	12	Drapery Fabrication Services
910	11	Drapery Installation, Maintenance and Repair
795	37	Drapery Making Equipment and Accessories
959	43	Drawbridge Operations Services
450	28	Drawer Glides, Rollers, Tracks, etc.
050	40	Drawing and Painting Supplies: Brushes, Canvas, Chalk, Colors (Acrylic, Oil, Water, etc.), Crayons, Palettes, Paper and Pads, Staples, etc.
305	35	Drawing Boards, Curves, Protractors, Templates, Triangles, T-Squares, etc.
785	45	Drawing Supplies, Schoolroom: Colored Pencils, Compasses, Construction Paper, Drawing Paper, Protractors, etc.
052	16	Drawings (Originals) (Charcoal Prints, etc.)
760	16	Dredging Machines and Equipment
968	34	Dredging Services
825	29	Drench Guns
590	12	Dress Forms
200	25	Dresses, Skirts, Blouses
393	48	Dressings, Condiments, Sauces, and Gravies
232	27	Dried Flowers and Plants
765	27	Drill Steel and Rock Bits
750	42	Drilling Mud
445	26	Drills, Hand, Non-Powered: Braces, etc.
445	27	Drills, Hand, Portable, (Powered), Automatic
545	15	Drills, Stationary, Air Powered: Arbor, Press, etc.
545	16	Drills, Stationary, Electric Powered: Arbor, Press, etc.
545	17	Drills, Stationary, Hydraulic Powered: Arbor, Press, etc.
559	35	Drive Motors and Accessories
928	35	Drive Train (Clutch Assembly, Flywheel, etc.) Maintenance and Repair
208	40	Driver and Hardware Support Programs
209	41	Driver and Hardware Support Programs
785	46	Driver Training Materials
990	32	Driver's License Services
204	33	Drives, Compact Disk (CD ROM, etc.)
204	34	Drives, Floppy Disk
204	35	Drives, Hard/Fixed Disk
984	39	Drives, Rental or Lease: CDROM, Hard, Floppy and Tape
206	47	Drives, Tape
204	37	Drives, Tape
691	39	Drives, Variable Speed (AC, AC Flux Vector, DC, Eddy Current, Mechanical, Variable Speed Pulleys, Hydrostatic Speed Variator)
206	44	Drives: Compact Disk, ROM, etc.
206	45	Drives: Floppy Disk
206	46	Drives: Hard/Fixed Disk
635	14	Drop Cloths, Hoods and Mitts, Painter's
035	29	Drop Equipment and Supplies, Aerial
193	48	Drug Assay and Screening Test Kits (Except Radioimmunoassay)
990	33	Drug Detection Services (Including Use of Drug Sniffing Dogs)
998	35	Drugs, First Aid, Veterinary
560	46	Drum and Other Container Handling Equipment (Not Otherwise Classified)
100	10	Drum Spigots, Metal or Plastic
100	15	Drums, Fiber
490	21	Dry Boxes and Glove Boxes
505	40	Dry Cleaning Materials: Detergents, Naphtha and Other Solvents, etc.
500	05	Dry Cleaning Plants, Petroleum Solvent
500	10	Dry Cleaning Plants, Synthetic Solvent
954	20	Dry Cleaning Service
505	41	Dry Cleaning Solvent Regeneration Materials: Activated Carbon (Absorbent Powder), Diatomite (Filter Powder), etc.
505	42	Dry Cleaning Supplies: Bone Scrapers, Spotting Brushes, Spotting Tools, etc.
740	32	Dry Ice Making Machines
095	62	Dryers, Curling Irons, and Parts (Hair)
025	55	Dryers, Desiccant Air
670	10	Dryers, Hand, Electric
370	17	Drying Equipment, Freeze
020	20	Drying Equipment, Grain
175	25	Drying Equipment, Laboratory
500	15	Drying Tumblers, Steam, Electric and Gas Fired (Fifty Pounds and Over)
500	17	Drying Tumblers, Steam, Electric and Gas Fired (Up to Fifty Pounds)
850	42	Duck (Canvas), Treated (Tent Cloth)
850	44	Duck (Canvas), Untreated
031	33	Duct, Fabricated, Metal
031	32	Duct, Prefabricated (Flexible or Rigid): Glass Fiber, Plastic, etc.
530	50	Duffle and Tote Bags
295	30	Dumbwaiters and Parts
065	30	Dump Bodies, Hoist Subframes, etc.
962	28	Dump Site Services (Resource Recovery)
165	37	Dunnage Racks
600	57	Duplicating Machines and Accessories, Mimeograph Type
600	59	Duplicating Machines and Accessories, Spirit Type
645	39	Duplicator and Mimeograph Paper (Including Recycled)
305	39	Duplicator Paper, Chemicals, and Supplies (For Diazo Process Copying Machines)
305	38	Duplicator Paper: Blue Print, Brown Print, and White Print
305	40	Duplicators: Blue Print, Brown Print, Diazo Process, White Print, etc.
031	34	Dust Collectors, Industrial Type
750	45	Dust Control Agents
968	36	Dust Control Watering
485	53	Dusters: Feather, Lambswool, etc.
905	41	Dusting and Seeding Services, Crop (Aerial)
485	52	Dusting Cloths, Treated
810	18	Dusting Machines, Crop
180	42	Dyes and Pigments
140	24	Dyes, Broom
750	49	Dynamite and Supplies: Caps, Fuses, Powder, Stick, and Wire
075	25	Dynamometers
490	24	Dynamometers (For Automotive See Class 075)
550	14	Early Warning System, Engine Powered, Trailer Mounted (Or for Truck Mounting)
760	20	Earth Boring Machines
929	35	Earth Handling, Grading, Moving, and Packing Equipment Maintenance and Repair
760	23	Earth Movers, Motorized
975	34	Earth Moving Equipment (Graders, Dozers, Loaders, etc.) Rental or Lease
760	26	Earth Pulverizers and Grinders
925	30	Earthquake-Seismic Engineering
570	22	Earth's Metals (Not Otherwise Classified)
040	35	Earthworms
785	47	Easels, Accessories and Supplies, All Types (Including Flip Charts)
926	40	Ecological Services
208	46	E-Commerce Software (Microcomputer)
209	42	E-Commerce Software (Mini/Mainframe Computer)
920	27	E-Commerce Software Development Services
961	28	Economic Development, Domestic and Foreign
961	29	Economic Impact Studies
918	37	Economy Consulting
926	41	Ecosystems Development, Management and Protection Services
365	20	Edgers and Sanders, Floor Type, Parts and Accessories
515	10	Edgers and Trimmers
665	28	Edging Tape, Polypropylene (For Mesh Screening)
595	26	Edging, Lawn
208	42	EDI (Electronic Data Interchange) Translator Software, Microcomputer
209	43	EDI (Electronic Data Interchange) Translator Software, Mini/Mainframe Computer
915	26	EDI (Electronic Data Interchange) Value Added Network (VAN) Services
840	34	Editing, Titling, and Special Effects Systems, Accessories, and Parts
915	27	Editorial Services
918	38	Education and Training Consulting
785	53	Educational Games and Toys, All Types
924	19	Educational Research Services
924	18	Educational Services, Alternative
209	44	Educational: Foreign Languages, Math, Science, Social Studies, etc.
208	43	Educational: Foreign Languages, Math, Science, Social Studies, etc.
685	20	Egg Baskets
685	25	Egg Candlers
685	30	Egg Cartons
685	35	Egg Cases, Fillers, Flats, etc.
685	38	Egg Cleaning Chemicals
685	40	Egg Crating Machines
685	45	Egg Graders
780	37	Egg Scales
685	50	Egg Washers
380	35	Eggnog and Mix
385	30	Eggs
385	31	Eggs and Egg Mixes, Freeze Dried
393	49	Eggs and Meringue, Powdered
390	21	Eggs, Fresh
035	32	Ejection or Escape Systems, Aircraft
340	14	Ejectors, Smoke
659	41	Elbows (Other than Steel)
659	40	Elbows, Steel
952	40	Elderly Assistance Services
578	35	Election Equipment and Supplies
450	30	Electric Fence Controllers and Accessories
895	25	Electric Spot Welder
895	27	Electric Welding Torch, Flameless
914	38	Electrical
928	38	Electrical (Alternator/Generator, Battery, Ignition System, Lights, etc.) Maintenance and Repair
559	40	Electrical Accessories and Parts (Not Lighting)
557	25	Electrical Accessories and Parts (Not Lighting)
120	36	Electrical Accessories and Parts, Marine
760	27	Electrical Accessories, Heavy Equip.: Alternators, Ammeters, Coils, Distributors Generators, Ignition, Regulators, Starters, etc.
060	36	Electrical Accessories: Alternators, Ammeters, Coils, Distributors, Generators, Regulators, Starters, etc.
925	31	Electrical Engineering
936	25	Electrical Equipment (Except Cable and Wires, and Lighting Fixtures) Maintenance and Repair
981	30	Electrical Equipment and Supply Rental or Lease
060	37	Electrical Parts (Not Ignition)
967	37	Electrical Products
465	29	Electrical Safety Analyzers (For Current Leakage Detection)
998	37	Electrical Supplies
465	30	Electrocardiographs (EKG) and Supplies
175	27	Electrode Sensing Meters and Electrodes: Dissolved Oxygen, pH, Specific Ion, etc.
475	35	Electrodes, Grounding Pads, Lead Wires, and Electrode Gel (For Monitoring Devices), Disposable
465	32	Electroencephalographs (EEG) and Supplies
652	35	Electrolysis Equipment (Hair Removal)
269	40	Electrolytic, Caloric, and Water Balance
490	30	Electron Guns
490	29	Electron Microscopy Equipment: Electron Microscopes, Vacuum Sputtering Systems, etc.
031	36	Electronic Air Cleaners, Electrostatic Precipitators, Ozonators, Accessories, and Parts
959	44	Electronic and Communication Equipment Services (Including Installation, Maintenance and Repair)
992	40	Electronic and Electrical Cable Testing Services
925	32	Electronic Engineering
939	37	Electronic Equipment Maintenance and Repair
040	37	Electronic Identification Systems Used for Inventory and Tracking of Animals
915	28	Electronic Information and Mailing Services
580	25	Electronic Musical Instruments: Electronic Organs, Synthesizers, Visualizers, etc.
715	35	Electronic Publications: Directories, Dictionaries, Encyclopedias, etc.
600	60	Electronic Reference Equipment (Organizers, etc.)
803	18	Electronic Sound Equipment (Not Otherwise Classified)
906	26	Electronics - Architectural Services
493	24	Electrophoresis Equipment: Electrofocussing Cells, Gel Driers and Slicers, Power Supplies, etc.
175	28	Electrophoresis Supplies: Gel Materials, Plates, Strips, Tubes, Wicks, etc.
962	31	Electrostatic Painting
260	31	Electrosurgery Units, Dental
465	34	Electrosurgical and Laser Surgery Instruments and Accessories
890	23	Elements, Primary (Flow, Pressure, Temperature, etc.)
910	13	Elevator Installation, Maintenance and Repair
918	39	Elevator/Escalator/Moving Walks Consulting Services
370	18	Elevators, Continuous Bucket Type
659	42	Ells
208	44	E-Mail Software
209	45	E-Mail Software
201	37	Emblems, Braids, and Patches (For Caps and Uniforms)
605	30	Embossing Machines and Labeling Machines and Tapes
795	38	Embroidery Machines, Accessories and Supplies
920	28	Emergency Back-up Services and Facilities for Data Processing
952	36	Emergency Food
055	27	Emergency Kits for Vehicles Including First Aid Kit, Tools, etc.
990	37	Emergency Medical Services (See 948-12 for Ambulance Services)
725	18	Emergency Radio/Telephone Systems (911 Dispatch, etc.) Including Accessories
952	37	Emergency Shelter
345	18	Emergency Showers and Wash Stations
936	27	Emergency Warning Systems Maintenance and Repair (Including Civil Defense and Natural Disaster Equipment)
929	39	Emergency/Rescue Vehicle Accessory and Major Component Items, Maintenance and Repair
180	44	Emollients: Glycol Stearate, Lanolin, etc.
952	38	Employee Assistance Programs (Including Unemployment Compensation Administration Services)
918	40	Employee Benefits Consulting
961	30	Employment Agency and Search Firm Services (Including Background Investigations and Drug Testing for Employment)
952	39	Employment Generating Activities
725	17	Emulators, Telecommunication
240	42	Enamelware: Small Cooking Utensils, Pots and Pans, etc.
550	17	Encapsulant, Traffic Loop Detector
725	19	Encoder/Decoder with Printer (Vehicle)
725	20	Encoder/Decoder, Scramblers, etc. (Voice)
318	20	Encoding Equipment
035	31	Encryption/Decryption Systems, Aircraft
125	40	End Sheets, Bookbinding
936	28	Energy Collecting Equipment and Accessories, Maintenance and Repair
981	32	Energy Collecting Equipment Rental or Lease: Solar and Wind
910	17	Energy Computerized Control System (HVAC, Lighting, Utilities, etc) Installation, Maintenance and Repair Services
220	14	Energy Computerized Control Systems for HVAC, Lighting, Utilities, etc. Combination
918	41	Energy Conservation Consulting
910	16	Energy Conservation Services (Including Audits)
906	28	Energy Conservation; New Energy Sources (Solar, etc.) - Architectural Services
906	27	Energy Management - Architectural
925	34	Energy Management Engineering
035	37	Engine Instruments: Fuel, Manifold and Oil Pressure, Oil Temperature, Tachometers, etc.
557	33	Engine Parts
925	33	Engineer Services, Professional
938	31	Engineering and Surveying Equipment Maintenance and Repair; Drawing Instruments, etc. (Including Photogrammetry Equipment)
785	55	Engineering and Technical Instruction Equipment and Materials (For Air Conditioning, Electronics, Machine Shop, etc.)
918	42	Engineering Consulting
998	38	Engineering Equipment and Supplies (Including Survey Equipment and Instruments)
979	35	Engineering Equipment and Supplies Rental or Lease
907	40	Engineering Services, Non-Licensed (Not Otherwise Classified)
305	42	Engineering Supplies, Miscellaneous
929	41	Engines And Motors, Industrial, Maintenance and Repair
035	30	Engines and Parts, Airplane
035	35	Engines and Parts, Helicopter
557	30	Engines, Complete
060	38	Engines, Diesel (Automotive) and Replacement Parts
760	28	Engines, Diesel and Gasoline (Heavy Equipment)
060	40	Engines, Gasoline: Complete, Short Block, and Parts
690	40	Engines, Motors and Parts (Power Generation)
515	15	Engines, Motors, and Parts (For Lawn Equipment)
966	28	Engraved and Embossed Awards, Bonds, Certificates, Diplomas, Stationery, etc.
665	30	Engraving Machines (For Nameplates), Accessories, and Stock (Laminated)
962	33	Engraving Services; Awards, Trophies, Etc.
050	50	Engraving, Etching, and Lithography Equipment and Supplies
052	24	Engravings, Etchings, Linocuts, Lithographs, Serigraphs, and Similar Reproductions
020	23	Ensilage Cutters
271	30	Enteral Administration Systems (For Tube Feeding, etc.)
493	25	Entomological Equipment and Accessories (Insect Science)
385	41	Entrees, Freeze Dried : Meat, Poultry and Seafood
385	42	Entrees, Meat (Includes Beef and Pork)
385	44	Entrees, Poultry
385	46	Entrees, Seafood
385	47	Entrees, Specialty (Including Corn Dogs, Lasagne, Mexican Food, etc.)
966	31	Envelope Printing
310	24	Envelopes, Plain, Special
310	30	Envelopes, Plain, Stock Sizes
665	32	Envelopes, Plastic and Poly.
310	60	Envelopes, Recycled Paper
310	67	Envelopes, Shipping and Mailing
310	78	Envelopes, X-Ray Film Filing
310	06	Envelopes: Clasp, String, etc.
310	65	Envelopes: Seed, Metal or Plastic Closure
906	29	Environmental - Architectural
918	43	Environmental Consulting
035	38	Environmental Control Systems, Aircraft
804	40	Environmental Control Systems, Spacecraft
925	35	Environmental Engineering
961	32	Environmental Impact Studies
470	35	Environmental Remote Control Systems
926	42	Environmental Services (Not Otherwise Classified)
490	32	Environmental Test Chambers and Rooms (Controlled Temperature, Humidity, etc.)
193	52	Enzyme Immunoassay Reagents
269	44	Enzymes
765	30	Epoxy Dispensing Machines (For Placing Buttons and Markers)
805	44	Equestrian Equipment, Clothing and Supplies (Including Polo)
035	40	Equipment and Supplies, Airplane (Not Otherwise Classified)
035	45	Equipment and Supplies, Helicopter (Not Otherwise Classified)
975	35	Equipment With Operator, Rental or Lease
998	36	Equipment, Heavy
785	57	Erasers and Cleaners, Chalkboard and Dry Erase Board
305	44	Erasers and Erasing Machines, Electric
620	20	Erasers, All Types (Except Electric)
988	14	Erosion Control Services
910	20	Escalator and Moving Walkway, Installation, Maintenance and Repair
998	39	Escalators and Elevators
295	35	Escalators and Parts
946	46	Escrow and Title Services
962	32	Etching and Stained Glass Services
965	39	Etchings, Copper
965	43	Etchings, Zinc or Magnesium Alloy
965	42	Etchings, Zinc, Ben Day Type
031	38	Evaporative Coolers
493	30	Evaporators, Analytical (Air or Nitrogen Jet)
493	32	Evaporators, Vacuum: Flash, Rotating, etc.
962	34	Event Planning Services
680	47	Evidence Bags, Containers and Supplies
924	20	Examination and Testing
220	13	Examination Equipment: Current, Liquid Penetrant, Magnetic Particle, etc.
410	30	Examining Room Suites (Not Optical or Auditory)
912	44	Excavation Services
690	41	Excitation System, Generator
948	36	Exercise Program Services
928	40	Exhaust System Maintenance and Repair
557	32	Exhaust System Parts and Accessories
060	41	Exhaust System: Clamps, Exhaust Pipes, Mufflers, Tailpipes, etc.
958	36	Exhibition/Exposition Management Services
570	23	Expanded Metal (Not Stainless)
570	24	Expanded Metal, Stainless
745	49	Expansion Joint Material: Asphalt, Rubber, etc.
815	12	Expansion Joints
830	27	Expansion Tanks
204	42	Expansion/Accelerator Boards: Hard Drive Controller Cards, Memory, Processor, SCSI, Video Cards, etc.
206	51	Expansion/Accelerator Boards: Memory, Processor, etc.
269	48	Expectorants, Antitussives, and Mucolytic Agents
948	37	Experimental Medical Services
209	46	Expert System Software
208	45	Expert System Software
545	19	Exploration Equipment (Not Otherwise Classified)
680	45	Explosives Storage Boxes, Bunkers, etc.
680	46	Explosives, Grenades, Accessories and Supplies
962	30	Export/Import Services
271	32	Extension Sets
659	43	Extensions, Pipe
010	45	Exterior Insulation and Finish Systems
345	21	Extraction Equipment for the Removal of Exhaust Gases and Other Vapors from Buildings (OSHA)
175	29	Extraction, Digestion, and Distillation Apparatus, Specialized: Kjeldahl, Soxhlet, etc.
500	20	Extractors, Centrifugal
500	25	Extractors, Hydraulic
165	38	Extractors, Juice
445	29	Extractors, Pullers, and Inserters
393	50	Extracts, Flavoring, and Food Coloring
553	40	Extrusions (Cold, Impact, Profile)
655	31	Extrusions, Plastic (Cold, Impact, Profile)
795	39	Eye and Hook Attaching Machines
625	26	Eye Glasses Including Sunglasses
625	39	Eye Testing Equipment (For Intraocular Pressure, Refraction, etc.) (See item 97 for Vision Testers)
465	37	Eye, Ear, Nose, and Throat Equipment (Hand Held): Laryngoscopes, Ophthalmoscopes, Otoscopes, Retinoscopes, etc.
269	52	Eye, Ear, Nose, and Throat Preparations
605	34	Eyelet Machines and Eyelets
590	16	Eyelets and Grommets
625	40	Eyesight Testing Charts
967	39	Fabric and Leather Products
052	32	Fabric Designs (Silk Screen, etc.)
795	40	Fabric Drills, All Types
765	31	Fabric Lay-Down Machines, etc.
505	47	Fabric Softeners, Germicidal and Nongermicidal
845	10	Fabric Testing Apparatus
750	51	Fabric, Pavement
850	48	Fabrics, Coated and Impregnated (Not Ticking)
590	20	Fabrics, Heat Adhesive (For Marking, Patching, etc.)
850	45	Fabrics, Non-woven
850	51	Fabrics, Synthetic and Artificial (Not Otherwise Classified)
952	41	Face and Body Beauty Treatment Services
233	32	Faceting and Cabbing Equipment and Accessories
920	29	Facilities Management Services, Computer
645	44	Facsimile (Fax) Paper (Including Recycled)
915	36	Facsimile (Fax) Services
725	21	Facsimile Transceivers (Not Office Type)
440	12	Factrolite Glass
345	22	Fall Protection Equipment and Accessories (For the Climber's Protection from Falls (See 445-83 for Pole and Tree Climbing Equipment)
845	12	Falling Weight Deflectometer System (Pavement Loading Device)
952	43	Family and Social Services (Including Shopping and Buying Services)
952	42	Family Planning
055	28	Fans, Cab
031	40	Fans, Industrial Types: Attic, Exhaust, Forced Draft, etc. (Including Fan Blades and Fan Parts)
031	41	Fans, Room Type, Ceiling and Portable Type (Stationary and Oscillating)
318	30	Fare Box
318	33	Fare Box Vault
936	30	Fare Collection Equipment Maintenance and Repair
958	38	Farm Management Services (Including Dairy, Pasture and Range Management)
155	37	Farm Structures, Prefabricated (Silos, etc.)
020	25	Farm Wagons
825	31	Farrowing Stalls
918	45	Fashion Consulting Services
080	44	Fasteners (For Badges, etc.): Metal, Plastic, etc.
207	47	Fasteners and Accessories, Thumb Lock
590	22	Fasteners, Self-Gripping
590	24	Fasteners, Snap
445	30	Fastening Tools: Nailing Machines, Staplers, Tackers, etc.
875	24	Fat and Muscle Assay Equipment
325	26	Fat, Feed Grade
180	48	Fats, Vegetable Oils, and Fatty Acids: Coconut, Tall Oil, Tallow, etc.
600	61	Fax Machines, Parts and Supplies (See Class 725 for Industrial Type and Class 645 for Paper)
918	46	Feasibility Studies (Consulting)
020	27	Feed Mills and Mixers
020	28	Feed Wagons
825	36	Feeder Troughs, Dishes, etc.
685	55	Feeders and Waterers
825	34	Feeders, All Kinds (Except Troughs)
325	27	Feeders, All Types (Birds, Pets, Squirrels, etc.)
515	18	Feeders, Root
825	37	Feedlots
820	56	Feedwater Heaters
820	60	Feedwater Injectors
820	62	Feedwater Pumps
360	17	Felt and Paper
770	38	Felt, Roofing (Rolls)
652	39	Feminine Personal Hygiene Items: Sanitary Napkins, Pads and Belts, Tampons, etc.
988	15	Fence Installation, Maintenance and Repair
805	45	Fencing Equipment
981	36	Fencing Rental or Lease
330	13	Fencing, Chain Link (Including Fabric, Gates, Panels, Posts and Fittings)
330	10	Fencing, Concrete or Rock
330	20	Fencing, Electrified
330	37	Fencing, Metal Slat and Tubular (Including Components)
330	40	Fencing, Ornamental
330	38	Fencing, Plastic
330	46	Fencing, Snow
330	49	Fencing, Split Rail
330	55	Fencing, Temporary (For Construction and Other Industrial or Safety Uses)
330	58	Fencing, Wire
330	59	Fencing, Wood (Including Components)
330	32	Fencing, Wrought Iron (Including Components)
075	27	Fender Covers
495	41	Fermentation Equipment: Chemostats, Chemotaxis Chambers, Fermenters, etc.
570	27	Ferrous and Non-Ferrous Metals
335	36	Ferrous Sulfate and Chelates of Iron and Zinc
885	60	Ferrous Sulfate and Ferrous Chloride
659	44	Ferrules, Flanges, Glands
140	27	Ferrules, Handle, Metal
140	30	Ferrules, Handle, Plastic
959	46	Ferry Maintenance and Repair
998	40	Fertilizer
967	40	Fertilizer and Soil Conditioner Products
020	30	Fertilizer Applicators and Fittings, Liquid and Gas
335	37	Fertilizer Combined with Fungicide and/or Insecticide
022	30	Fertilizer Distributor Parts
020	31	Fertilizer Distributors, Dry, Commercial (See Class 515 for Lawn Type Distributors)
515	20	Fertilizer Distributors, Lawn Type (See Class 020 for Commercial Distributors)
335	38	Fertilizer Spikes, Tree and Shrub
335	40	Fertilizers, Liquid, All Types (Except Anhydrous Ammonia)
725	23	Fiber Optics Cables, Interconnecting Components, and Accessories
967	41	Fiber Products
845	14	Fiber Testing Apparatus (Except Flammability)
640	26	Fiber Type Dishes, Trays, etc. (Disposable)
830	28	Fiberglass Lined Tanks
665	35	Fiberglass Sheets, Panels, etc. (Incl. Reinforced Types)
665	33	Fiberglass Structural Shapes: Angles, Channels, I-Beams, etc.
665	36	Fiberglass Supplies: Catalysts, Cloth, Resins, etc.
830	32	Fiberglass Tanks (Other Than for Gasoline)
830	31	Fiberglass Tanks, Gasoline (Including Underground Type)
665	34	Fiberglass, Plastic and Poly. Castings
010	53	Fiberglass: Batts, Blankets and Rolls
140	33	Fibers, Bass
140	36	Fibers, Bassine
140	39	Fibers, Horsehair
140	42	Fibers, Mixed (Union Mixture)
140	45	Fibers, Palmetto
140	48	Fibers, Palmyra
850	46	Fibers, Plant (Hemp, Cotton, Flax, Jute, Sisal, etc.)
140	51	Fibers, Plastic and Synthetic
140	54	Fibers, Tampico
953	41	Fidelity and Surety
305	48	Field Books, Engineers'
925	38	Field Engineering
305	50	Field Equipment: Arrows, Bush Knives, Flags and Flagging, Hand Levels, Leveling Rods, Machetes, Plumb Bobs, Pocket Transits, Range Poles, etc.
155	38	Field Offices and Sheds, Construction Type
790	10	Field Seed: Cotton, etc.
790	15	Field Seed: Grains, etc.
730	36	Field Strength Meters (Microwave Power, etc.) and Monitoring Systems
055	30	Fifth Wheels
615	35	File Cards, Blank and Ruled
615	37	File Cases: Binder, Storage, Transfer, etc.
615	39	File Dividers, Labels, Tabs, etc.
615	43	File Folders, Hanging Type; and Accessories
615	45	File Folders, Regular, Legal and Letter Sizes
615	41	File Folders: Expanding Envelopes, Wallets, etc.
615	47	File Guides
445	32	Files and Rasps
075	28	Files, Ignition, Tungsten Point
425	40	Filing Cabinets, Metal: Card, Jumbo, Lateral, Legal, and Letter
425	41	Filing Cabinets, Wood: Card, Lateral, Legal, and Letter
985	40	Filing Systems Rental or Lease
630	27	Fillers and Sealers, Fiberglass
630	22	Fillers and Sealers, Masonry: Block Fillers, Water Repellent Solutions, etc.
630	25	Fillers and Sealers, Metal
630	23	Fillers and Sealers, Wallboard
630	26	Fillers and Sealers, Wood: Paste, Plastic Wood, Sanding Sealers, etc.
370	21	Filling Machine
700	29	Film and Rapid Access Film, Reprographic
898	30	Film Developing and Processing Equipment (Except Dental): Automatic Processors, Safelights, etc.
655	66	Film Developing and Processing Equipment (Not Otherwise Classified)
880	20	Film Editing and Splicing Equipment and Supplies: Cement, Cleaner, Conditioner, Editors, Film Leader, Splicers, etc.
915	38	Film Processing, Duplicating and Touch Up Services
915	42	Film Production
977	37	Film, Movie and Video Tape Rentals
655	67	Film, Photographic (Including Movie Films)
898	35	Film, X-Ray (Including Dental)
715	40	Filmstrips, Slides, Transparencies, etc. (Prepared)
885	64	Filter Aids: Diatomaceous Earth, Fuller's Earth, etc.
031	43	Filter Coating, Adhesive, Coil Cleaners, Degreasing Solvents, etc.
031	49	Filter Frames, Metal
635	20	Filter Pads, Paint Arrester
175	33	Filter Paper and Membranes
271	35	Filter Sets and In-Line Filters
175	32	Filtering Apparatus and Filters (For Liquids)
545	20	Filtering Equipment and Machinery
031	46	Filters and Filter Media, Evaporative Cooler
031	45	Filters, Air Conditioning/Furnace (Disposable Types)
031	44	Filters, Air Conditioning/Furnace (Permanent Type)
025	60	Filters, Air Gauges and Valves, Pressure Regulators, Shock Mounts, etc.
820	64	Filters, Boiler Water
165	41	Filters, Grease Cleaning (For Vent Hoods)
430	20	Filters, Natural and LPG Gas
490	34	Filters, Optical: IR Interference, etc.
830	33	Filters, Storage Tank
765	33	Filters: Air, Fuel, Hydraulic, Oil, etc. (For Heavy Duty Equipment)
557	34	Filters: Air, Fuel, Oil, etc.
060	42	Filters: Air, Fuel, Oil, Power Steering, Transmission and Water, and PCV Valves
890	24	Filtration Equipment and Accessories, Water
918	49	Finance/Economics Consulting
946	48	Financial Advisor
946	49	Financial Services (Not Otherwise Classified)
680	48	Fingerprinting Equipment, Accessories, and Supplies (Including Laser)
990	41	Fingerprinting Services
909	45	Finishes: Flooring, Wall and Ceiling, etc.
953	43	Fire
340	16	Fire Alarm Systems, Power Sirens, and Controls
340	15	Fire and Medical Alert Systems
998	42	Fire and Police Equipment (Not Otherwise Classified)
990	42	Fire and Safety Services
910	24	Fire and/or Water Damage Restoration Services
340	18	Fire Blankets
988	20	Fire Break Services
135	34	Fire Clay
035	44	Fire Control Systems, Aircraft
340	20	Fire Detecting Equipment
720	27	Fire Equipment Pumps and Pump Parts
340	24	Fire Escapes and Fire Exit Devices
936	34	Fire Extinguisher Maintenance (Including Recharging) and Repair
340	29	Fire Extinguisher Systems, Complete, All Types (See Item 28 for Individual Extinguishers)
340	28	Fire Extinguishers, Rechargers, and Parts
952	44	Fire Fighting and Prevention Services
936	32	Fire Fighting Equipment Maintenance and Repair
425	44	Fire Files
340	32	Fire Hose Carts, Dryers, Racks, Reels and Rollers, etc.
906	30	Fire Protection - Architectural Services
065	34	Fire Protection and Crash Rescue Bodies
340	34	Fire Protection Clothing (Turnout Coats, Bunker Pants, Hoods, Gloves, etc.)
925	39	Fire Protection Engineering
936	33	Fire Protection Equipment and Systems Including Fire Hydrants, Fire Sprinkler Systems, Smoke Detectors, Jaws of Life, Fire Protection Material Treatment, etc. Maintenance and Repair
981	38	Fire Protection Systems and Supplies Rental or Lease
340	36	Fire Pump, Back Carrying Type
340	41	Fire Suppression Foam and other Suppression Compounds
340	40	Fire Suppression Hand Tools: Fire Axe, Fire Rack, Fire Swatter, etc.
680	49	Firearms Training Simulators
135	28	Firebrick
947	41	Firefighting Services, Forestry
340	44	Firefinder, Forest
340	45	Fireman Training and Instructional Aids and Materials
445	33	Fireplace Components, Flues, Grates, Tools, Stokers, etc.
345	24	Fireproof Curtains
630	28	Fire-Retardant and Heat-Resistant Coatings (Not Aluminum Paint)
910	23	Firestop Systems (Includes Installation and Fireproofing)
578	36	Fireworks
962	36	Fireworks Display and Carnival Services
938	38	First Aid and Safety Equipment (Except Nuclear and Welding) Maintenance and Repair
979	37	First Aid and Safety Equipment (Including Manikins and Models) Rental or Lease
345	40	First Aid and Safety Teaching Equipment and Supplies: Charts, Manuals, Posters, Safety Placards, Safety Training Videos, etc.
345	30	First Aid Blankets, Stretchers, etc.
345	32	First Aid Cabinets, Kits, and Refills
040	42	Fish (Not Otherwise Classified)
945	42	Fish and Marine Life Hatching and Processing Services
120	38	Fish and Marine Life Incubators, Accessories and Related Equipment
325	28	Fish Food
120	37	Fish Locators and Shockers
120	39	Fish Tanks, Holding and Transport
040	40	Fish, Brood and Fingerling
040	45	Fish, Tropical
925	40	Fisheries; Fish Ladders - Engineering
906	32	Fisheries; Fish Ladders - Architectural
958	40	Fishery Management Services (Including Data Collection, Research and Experimentation, Resources Protection, etc.)
060	45	Fittings (For Copper Tubing)
895	29	Fittings for Welding Equipment
350	20	Flag Accessories: Belts, Brackets, Covers, Crosses, Eagles, Holders, Sockets, Spears, Staffs, Stands, and Tassels
350	30	Flag Poles, All Types
962	37	Flagpoles
350	35	Flags, County
350	40	Flags, International and Special Occasion
350	60	Flags, Safety and Warning (any color)
350	72	Flags, State and U.S. (Presentation): Nylon, Rayon, and Taffeta
350	70	Flags, State and U.S.: Cotton, Nylon, Polyester, and Wool
350	45	Flags: Municipal, School, Departmental, Agency, etc.
340	48	Flail Trencher
845	23	Flammability Testing Equipment (For Apparel, Construction Materials, Fabrics, etc.)
785	62	Flannel Boards and Accessories
863	42	Flaps and O-Rings, Tire
550	20	Flares and Fusees
845	19	Flash Point Tester (Closed and Open Cup)
770	41	Flashing, Eave Strips, Gravel Guards, Ridge Rolls, Valleys, etc. (Metal)
770	42	Flashing, Plastic
450	32	Flashlights and Lanterns, Battery Type
450	31	Flashlights and Spotlights, Security Type
065	35	Flat Bed Bodies
110	33	Flat Belts, Automotive and Lawn Mower (Serpentine) Plain and Grooved, Rubber
045	40	Flatware and Cutlery, Household
875	27	Flea, Tick and Insect Control Equipment and Supplies
958	41	Fleet Management Services
750	52	Flexible Base
804	42	Flight Instrumentation, Aerospace
035	46	Flight Instruments: Airspeed, Altimeters, Attitude and Turn/Bank Indicators, etc.
035	47	Flight Simulator
953	45	Flood
578	37	Flood Control Devices, Equipment, Accessories and Parts
988	26	Flood Control Services
977	39	Floor Covering and Carpet Equipment Rental or Lease
365	25	Floor Covering Stripping Machines (For Removing Glued Down Floor Covering), Parts and Accessories
360	20	Floor Covering, Seamless (All Types)
983	34	Floor Maintenance Machine Rental or Lease
934	29	Floor Maintenance Machines, Floor Covering Equipment Maintenance and Repair
485	54	Floor Polishes and Waxes, Floor Sealer, and Dust Mop Treating Compound
780	40	Floor Scales
485	55	Floor Stripper and Cleaner
485	56	Floor Sweeping Compound and Oil
910	25	Flooring Maintenance and Repair to Include Refinishing and Sealing
805	47	Flooring, Temporary Portable (Athletic Facility)
557	35	Floors, Matting
425	47	Floors, Raised Access Type (For Data Processing Equipment)
988	27	Flora Protection Services
232	32	Floral Arrangements, Artificial
961	39	Floral Designing and Arranging Services
232	35	Floral Supplies: Artificial Flowers, Floral Tape, etc.
440	14	Florentine Glass
393	51	Flour
090	48	Flour Sifters
240	49	Flour Sifters, Light Duty
393	52	Flour, Binder
220	16	Flow Controllers and Recorders (For Liquids)
220	15	Flow Controllers, Indicators, Calibrators, and Recorders (For Air and Gases)
595	28	Flowers, Fresh
820	65	Flue Gas Desulfurization System Equipment
285	32	Fluorescent and HID Lamp Energy Saving Devices
285	31	Fluorescent Tube Crushers and Diposers
890	25	Fluoridation Equipment
885	66	Fluoride and Other Drinking Water Additives
493	35	Fluorometers and Spectrofluorometers
485	57	Fly-Swatters
340	50	Foam Generators, Truck or Trailer Mounted
010	56	Foam Glass: Blocks, Sheets, etc.
010	59	Foam Plastics: Blocks, Boards, Sheets, etc.
180	54	Foam Stabilizers
265	38	Foam, Upholstery (Rubber, Urethane, etc.)
010	57	Foam-in-Place Insulation: Phenolic, Urethane, etc.
285	33	Fog Light Systems (Not Automotive)
640	27	Foil Containers and Bags
570	26	Foil Stock
125	45	Foils, Lettering and Stamping
500	30	Folders and Folder-Stackers, Flatwork
080	45	Folders, Presentation
795	45	Folding and Rewinding Machines
420	28	Folding Chairs and Tables, Wood
420	24	Folding Chairs, Tables, and Chair Trucks, Metal
150	30	Folding Doors, Commercial Type (Including Portable Walls)
150	31	Folding Doors, Residential Type (Including Portable Walls)
600	62	Folding Machines
700	27	Folding, Scoring, and Perforating Equipment
600	63	Folding/Inserting/Sealing Machines
200	27	Folkloric Clothing
998	44	Food
961	36	Food Administrative Services (Incl. Policy, Standards, Evaluation, etc.)
165	47	Food Carts and Cafeteria Serving Units Including Steam Tables
165	44	Food Containers, Stainless Steel, Vacuum Type
370	22	Food Conveyer Dryer and Cooler
962	40	Food Distribution Services
958	44	Food Management Services (Incl. Hygiene, Contamination, Preservation, Research, etc.)
961	38	Food Preparation Services
931	40	Food Processing and Canning Equipment Maintenance and Repair
393	97	Food Products, Scrap or Waste
989	40	Food Sampling and Preparation Services
918	52	Food Service Consulting
165	46	Food Serving Dinnerware (Not Otherwise Classified)
952	45	Food Stamps/Coupons
845	24	Food Testing Apparatus (For Fat, Fiber, Moisture Content, etc.)
805	48	Football Equipment
605	36	Footrests
924	25	For Credit Classes, Seminars, Workshops, etc.
680	51	Forced Entry Equipment and Supplies (Battering Rams, etc.)
906	33	Forensic - Architectural
925	41	Forensic Engineering
961	40	Forensic Services
947	43	Forest Nursery and Gathering Services
947	45	Forestry Economic and Marketing Services (Including Forestry Resources Services)
578	38	Forestry Equipment and Supplies
958	45	Forestry Management Services (Including Inventory, Monitoring, Extension, Pest Control, etc.)
400	60	Forgings
553	43	Forgings (Closed Die, Drop, Impression Die, Open Die, Rolled Ring)
160	21	Forks and Shovels, Meat
700	26	Form Rollers
200	28	Formal Clothing (Tuxedos, Formal Gowns, etc.)
190	46	Formaldehyde Solution (Formalin)
207	49	Forms Bursters, Decollators, Detachers, Feeders, Strippers and Related Accessories
966	36	Forms Printing (Not Continuous)
207	50	Forms, Charts, Templates, Rulers, etc.
570	25	Forms, Metal (For Concrete Curbs, Columns, and Gutters)
540	12	Forms, Wood (See 210-13 and 755-73 for Concrete Forms)
335	41	Formulations and Components (Fertilizer) Not Otherwise Listed
952	47	Foster Home and Adoption Services
925	42	Foundation Engineering
400	55	Foundry Equipment and Supplies: Anvils, Bellows, Clays, Flasks, Fluxes, Ladles, Molds, Sand, Shovels, etc.
936	35	Foundry Machine Shop Work
968	40	Foundry Services
595	30	Fountains, Statues and Other Decorative Lawn and Garden Items
470	40	Fracture Frames, Traction Apparatus, Trapeze Bars, etc.
962	35	Framing Services, Picture
493	38	Freeze-Drying and Critical-Point Drying Apparatus
465	40	Freezers and Refrigerators (Blood Bank Type)
100	21	Freight and Cargo Containers (Shipping) (See Class 640 For Boxes)
558	20	Freight Cars
295	40	Freight Elevators and Parts
906	34	Freight Handling; Materials Handling - Architectural
958	47	Freight Management Services
031	50	Freon
725	24	Frequency Data Communication Equipment, Radio (Including Identification Equipment)
060	46	Front End Alignment Parts and Accessories (See 075 for Equipment)
875	30	Frozen Semen
961	37	Fruit and Vegetable Processing Services
385	48	Fruits
393	54	Fruits, Canned
019	41	Fruits, Citrus
019	42	Fruits, Deciduous Tree
393	55	Fruits, Dried
390	28	Fruits, Fresh
393	53	Fruits, Vegetables, and Full Meal Entrees, Dehydrated
405	07	Fuel Additives, Extenders, Octane Enhancers, etc.
560	47	Fuel and Fuel Oil Handling Equipment
593	40	Fuel Equipment, Nuclear
460	20	Fuel Hose: Diesel, Gasoline, etc. (Including Fittings)
958	50	Fuel Management Services
405	09	Fuel Oil, Diesel
405	12	Fuel Oil, Heating
928	44	Fuel System Maintenance and Repair
557	36	Fuel System Parts and Accessories
060	47	Fuel System: Carburetors and Kits, Fuel Pumps, Tanks and Caps, etc.
120	40	Fuel Tanks, Boat
845	22	Fuel Test Kits and Devices
593	39	Fuel, Fission
593	41	Fuel, Reactor (Uranium, Iridium, Plutonium)
928	45	Fueling Services, Mobile (Vehicle)
415	52	Fume Hoods, Laminar Flow Hoods, Biological Cabinets and Isolators, etc.
675	30	Fumigating Gases (Other Than Soil)
730	42	Function Generators (Pulse, Ramp, Sweep, etc.) and Oscillators
946	50	Fund Raising Services
450	33	Funnels and Spouts, All Types (Except Glass)
850	47	Fur and Related Materials
040	48	Fur Bearing Animals (Not Otherwise Classified)
910	26	Furnace Maintenance and Repair
175	36	Furnaces and Heaters, Laboratory
031	51	Furnaces, Central Heating Type (Forced Air, Gas Fired)
918	54	Furnishings Consulting
909	48	Furnishings: Artwork, Cabinets, Furniture, Window Treatments, etc.
998	46	Furniture
931	45	Furniture Installation and Reconfiguration Services (Including Systems Furniture)
967	42	Furniture Manufacturing and Production Services
485	58	Furniture Polish
850	49	Furniture Scarves
420	30	Furniture, General (Custom Made)
410	33	Furniture, Health Care (Custom Made)
979	39	Furniture, Hospital - Specialized, Rental or Lease
410	34	Furniture, Hospital (Not Specialized)
938	45	Furniture, Hospital, Specialized, Maintenance and Repair (Includes Refinishing and Reupholstering)
415	55	Furniture, Laboratory (Custom Made)
938	46	Furniture, Laboratory, Specialized, Maintenance and Repair (Includes Refinishing and Reupholstering)
931	44	Furniture, Not Office, Maintenance and Repair (Includes Refinishing and Reupholstering)
977	41	Furniture, Not Office, Rental or Lease
425	48	Furniture, Office (Custom Made)
931	46	Furniture, Office, Maintenance and Repair (Includes Refinishing and Reupholstering)
977	42	Furniture, Office, Rental or Lease
936	36	Furniture, School (Including Student Lockers), Maintenance and Repair (Includes Refinishing and Reupholstery)
470	45	Furniture, Special: Chairs, Stands, Stools, etc. (For Beds See Class 410)
060	50	Fuses, Automotive
285	34	Fuses, Fuse Blocks and Holders, Links, etc.
340	52	Fusible Links (For Fire Doors)
815	18	Fusible Plugs
830	34	Galvanized Sheet Iron and Steel Tanks
962	38	Galvanizing, Hot and Cold Dip; Plating
945	45	Game Propagation Services
208	47	Games: Adventure, Board, Puzzles, Strategy, etc.
209	48	Games: Adventure, Board, Puzzles, Strategy, etc.
805	51	Games: Croquet, Dart Boards, Horseshoes, Shuffleboards, Table Tennis, etc.
898	41	Gamma Cameras
020	34	Gang Mowers, Reel Type, Towed
998	48	Garbage
998	49	Garbage and Refuse Containers
450	34	Garbage Cans, Containers and Racks
975	37	Garbage/Refuse Equipment (Dumpsters, etc.) Rental or Lease
910	27	Garbage/Trash Removal, Disposal and/or Treatment
460	30	Garden (Water) Hose, Plastic and Rubber (Including Soaker Hoses)
515	24	Garden Hand Tools (Not Otherwise Specified)
460	35	Garden Hose Accessories: Bands, Couplings, Nozzles, Splicers, etc.
020	33	Garden Tractors, Cultivators, and Plows
795	48	Garment and Brand Tag Fasteners and Accessories
493	42	Gas Analysis and Monitoring Equipment (For CO2 Oxygen, etc., in Gas Mixtures)
926	43	Gas Analysis Services
941	45	Gas Chromatagh Systems Maintenance and Repair
430	24	Gas Cylinder Carts, Clamps, and Stands, Hospital and Laboratory Type
895	30	Gas Cylinder Carts, Industrial
780	42	Gas Cylinder Weighing Scales
430	27	Gas Cylinders, Empty, Commercial Sizes
340	54	Gas Detection/Monitoring Equipment (Firemen)
938	50	Gas Equipment (Hospital, Laboratory, and Welding) Maintenance and Repair
981	41	Gas Equipment Rental or Lease
493	44	Gas Generating and Purifying Equipment: Hydrogen, Oxygen, Ozone, Pure Air, etc.
670	14	Gas Meters, Indicating and Recording
430	33	Gas Mixtures, Special Purpose
430	36	Gas Regulators, Gauges, Fittings, and Parts
895	45	Gas Shielded Metal-Arc Welder (MIG) and Specialized Accessories
906	36	Gas Systems (Propane, Natural, etc.) - Architectural
925	43	Gas Systems (Propane, Natural, etc.) Engineering
895	40	Gas Tungsten-Arc Welder (TIG) and Specialized Accessories
895	50	Gas Welding Apparatus
405	13	Gas, Natural (Incl. Compressed Natural Gas (CNG))
992	45	Gaseous Fuel Tank Testing Services, Vehicular
430	30	Gases, Radioactive Counting: Methane, PR-Gas, Q-Gas, etc.
815	23	Gasket Sealants, Compounds, etc.
740	36	Gaskets and Felts
060	54	Gaskets and Gasket Material
100	25	Gaskets, All Types (For Barrels, Drums, Kegs, and Pails)
460	38	Gaskets, Hose and Coupling
285	35	Gaskets, Meter
550	22	Gaskets, Traffic Markers and Dividers
815	22	Gaskets: Flange, Handhole and Manhole, All Types
405	14	Gasohol
405	15	Gasoline, Automotive
405	18	Gasoline, Aviation (Including Jet Fuel)
720	33	Gasoline, Compressed Natural Gas (CNG), Liquified Petroleum Gas (LPG), and Diesel Fuel Pumps, Service Station Type
405	21	Gasoline, Marine White
269	56	Gastrointestinal Drugs
936	37	Gates, Electric (Card Reader, etc.) Maintenance and Repair
285	36	Gates, Electric (Including Card Readers, etc.)
120	41	Gates, Safety, Marine
815	26	Gauge Glass and Gaskets
815	28	Gauge Siphons and Pulsation Dampers
557	37	Gauges and Meters (Including Speedometers)
055	32	Gauges, Automotive
120	42	Gauges, Marine
220	18	Gauges: Altitude, Pressure, Profile, Temperature, Liquid Level, etc.
445	35	Gauges: Feeler, Sheet Metal, Spark Plugs, Wire Size, etc.
578	40	Gavels
155	40	Gazebos, Kiosks, and Pavilions
906	38	General Construction - Architectural
925	44	General Construction: Management, Scheduling, Cost Estimation - Engineering
928	47	General Maintenance and Repair, Vehicle (Not Otherwise Classified), to Include Oil Changes, Lubrication, Guaranteed Maintenance Programs, etc.
981	43	Generator Rental or Lease
055	34	Generators, 110V (Attached to and Operated by Automotive Engine)
690	43	Generators, Over 25 MW, Power Plant, Including Parts and Accessories (Also see 285-37,39)
936	39	Generators, Portable and Stationary, Including Parts and Accessories Maintenance and Repair
285	37	Generators, Portable, Engine Driven (Including Fog and Mist Types)
285	39	Generators, Stationary Type (Not Automotive)
898	42	Generators, X-Ray
952	48	Genetic Parentage Testing Services (DNA)
206	54	Geographic Information Systems (GIS)
918	55	Geological Consulting and Study
925	45	Geological Engineering
495	44	Geology Equipment and Supplies
495	45	Geology Specimens and Collections
907	42	Geotechnical - Soils
640	28	Gift Wrap Paper Including Tissue Paper and Ribbons
037	43	Gifts
545	18	Gin Machinery
998	47	Glass
440	32	Glass and Glass Products, Scrap or Waste
914	47	Glass and Glazing
936	38	Glass and Glazing Equipment Maintenance and Repair
060	57	Glass and Supplies: Door, Windshield, etc.
233	35	Glass Blowing Equipment and Supplies
440	21	Glass Cutting Machines
440	28	Glass Cutting Tables
440	29	Glass Handling Tools and Equipment
830	37	Glass Lined Tanks
175	39	Glass Pipe and Fittings
967	43	Glass Products
928	46	Glass Replacement and Repair Services, Windshield and Window (Auto), (Including Window Tinting Services)
910	30	Glass Replacement, Maintenance, and Repair
440	30	Glass Tinting Film and Supplies (Including Glazing Compounds)
490	36	Glassware Washing Apparatus
175	44	Glassware Washing Compounds
175	42	Glassware, Laboratory (Stock Only)
175	40	Glassware, Laboratory, Custom-Made (Specialized Fabrication Only)
240	56	Glassware, Table
475	36	Glassware: Bottles, Prescription and Nursing; Glasses, Medicine; Jars, Ointment and Dressing; Vials, Medicine, Specimen, etc.
440	35	Glaziers' Clips and Points
559	45	Glazing/Mirrors (Incl. Window, Door and Windshield Glass)
557	40	Glazing/Mirrors (Including Window, Door and Windshield Glass)
035	48	Gliders
450	35	Glides, Furniture
232	38	Glitter, Sequins, Stars, Feathercraft, etc.
961	41	Global Positioning Systems Surveying Services
475	39	Glove Powder and Detergents
475	41	Gloves and Finger Cots, Medical Type
201	39	Gloves, Cloth Type (All Types)
201	40	Gloves, Cowhide/Leather (All Types)
201	41	Gloves, Neoprene and Rubber (All Types)
345	48	Gloves, Safety: Electrician's, Lineman's, etc. (Including Sleeves)
201	42	Gloves: Latex, Plastic, PVC, Poly, Synthetic, Vinyl, etc. (All Types)
145	30	Glue
192	40	Glue Solvents
040	50	Goats
269	60	Gold Compounds
975	38	Golf Cart Rental or Lease
650	23	Golf Course Maintenance Tools and Equipment (For Lawn Mowers See Class 515)
988	31	Golf Course Management and Operation
805	54	Golfing Equipment
918	58	Governmental Consulting
559	46	Governors and Speed Regulators
060	58	Governors, Engine and Road Speed
670	13	Grab Bars
760	30	Graders, Elevating Type
760	33	Graders, Motorized
760	36	Graders, Towed Types
988	32	Grading (Of Parking Lots, etc. - Not Road Building)
020	36	Grading Machines for Seeds, Grains and Dried Vegetables
968	44	Graffiti Removal Services
475	42	Grafts and Implants, Internal
020	35	Grain Bins and Tanks
065	40	Grain Bodies
989	45	Grain Sampling and Preparation Services
780	43	Grain Scales
325	32	Grain, Chopped or Whole, Unmixed
675	35	Grains and Baits, Poisoned
961	42	Grains, Sugar, Oils and Fats Processing Services
135	36	Granite, Rough Dimension and Building
335	42	Granulated or Pelletized, Commercial
019	47	Grapes
700	28	Graphic Art Equipment: Cameras, Darkroom Sinks, Engraving Machines, Heliographic Equipment, Light Tables, Photoengravers, Processors, Waxers, etc.
700	30	Graphic Art Supplies: Films and Chemistry, Opaguing Supplies, Proofing Papers, stripping Base, etc.
305	53	Graphic Art Type Supplies
915	48	Graphic Arts Services (Not Printing)
906	40	Graphic Design - Architectural
965	46	Graphic Design Services for Printing
207	55	Graphic Supplies for Plotters and Printer Plotters: Inks, Pens, Penholders, Chemicals, Paper, etc.
209	51	Graphics: Clip Art, Demos, Presentation, Slide Shows, etc.
208	50	Graphics: Clip Art, Demos, Presentation, Slide Shows, etc.
405	23	Graphite Lubricant
790	20	Grass Seed
020	37	Grass Seed Strippers and Cleaners
020	39	Grass Spriggers and Seeders
595	33	Grates, Guards, and Other Protective Devices For Trees and Shrubs
665	37	Gratings: Fiberglass, Plastic, Poly., etc.
405	24	Grease, Lubrication Type
405	27	Grease, Protective Coating Type
370	23	Grease, USDA Approved for Food Processing
155	42	Greenhouses and Equipment (Including Isolation, Irrigation and Ventilation Equipment)
650	24	Grill and Park Stoves, Outdoor
055	36	Grille Guards and Crash Cushions
031	53	Grilles, Diffusers, Registers, etc.
160	24	Grinders and Accessories, Meat, Heavy Duty, Electric
545	21	Grinders and Buffers: Bench, Portable, and Stand
075	31	Grinders, Cylinder Hone and Valve Seat; Portable Boring Machines; Hones; and Boring Bars
005	63	Grinding and Polishing Compounds: Carborundum, Diamond, etc. (For Valve Grinding Compounds See Class 075)
260	36	Grinding and Polishing Implements: Burs, Cones, Cups, Discs, Wheels, etc.
020	40	Grinding Mills: Seed, Grain, Dried Vegetable
795	50	Gripper Snap Fastener Machines
393	56	Grocers' Miscellaneous Items: Cake Decorations, Candles, Canned Fuel, Food Preservatives, Matches, Meal Kits, Toothpicks, etc.
320	37	Grommets (See 590-16 for Sewing Type)
825	39	Grooming Equipment and Supplies: Brushes, Clippers, Currycombs, Docking Supplies, Nippers, Trimmers, etc.
595	35	Groundcovers and Vines
285	40	Grounding Rods and Fittings
988	36	Grounds Maintenance: Mowing, Edging, Plant (Not Tree) Trimming, etc.
803	20	Group Auditory Systems, Language Laboratories, and Speech Training Equipment
135	38	Grout Sealer
150	33	Grout, Drywall
670	12	Grout, Pipe and Sewer
135	40	Grout, Tile
685	60	Growing Batteries
325	36	Guar Products
990	46	Guard and Security Services
155	46	Guard and Watchman Huts
981	46	Guard Dog Rental or Lease
570	28	Guard Rails and Accessories: Bolts, Posts, Terminal Ends, Washers, etc. (See 540-73 for Wood Posts)
645	47	Gummed Paper (Including Recycled)
680	56	Gun Cleaning Supplies: Patches, Rods, Silicone Cloths, Solvents and Brushes, etc.
680	58	Gun Locks, All Types
680	57	Gun Rifling Machines
765	36	Gunite Machines
445	37	Guns, Heat
680	53	Guns, Machine (Including Other Military Style Weapons)
680	52	Guns, Pistols, Rifles, and Shotguns
680	50	Guns, Stun (Nonlethal)
936	42	Gunsmith Services
280	40	Guy Wires and Cables: Guy Strand, SM, HS, EHS, etc.
805	57	Gymnasium Apparatus and Equipment: Bicycle Trainers, Climbing Ropes, Exerciser Units, Game Standards, Horizontal, Parallel, and Stall Bars
805	60	Gymnasium Mats, Covers, Hangers, and Trucks
220	19	Gyroscopic Instruments
652	43	Hair Care Accessories: Bands, Curlers, Nets, Pins, Rollers, etc.
652	42	Hair Cleaning and Conditioning Supplies: Colors, Creams, Dressings, Oils, Rinses, Shampoos, Sprays, Tonics, Waving Solutions, etc.
952	49	Halfway Housing
725	25	Ham Band Transmitters and Receivers
445	38	Hammers, Mallets, Crow Bars, Pinch Bars, Pry Bars, Ripping Bars, Sledges, Wrecking Bars, All Types
977	49	Hand Tool Rental or Lease
031	55	Hand Tools, Air Conditioning and Heating Service Type (Including Leak Detectors)
075	33	Hand Tools, Automotive Air Conditioning (Including Refrigerant Charging Equipment)
075	34	Hand Tools, Body Rebuilder's
670	15	Hand Tools, Including Plungers
520	16	Hand Tools, Leather Working
936	41	Hand Tools, Non-Powered, All Kinds, Maintenance and Repair
936	40	Hand Tools, Powered, All Kinds, Maintenance and Repair (Including Electrical and Hydraulic)
740	40	Hand Tools, Refrigeration
075	35	Hand Tools, Special Automotive: Brake Tools, Body and Fender Dollies, Hand Operated Pullers, Mechanic's Inspection Mirror, etc. (For Hardware See Class 450)
680	60	Handcuffs and Leg Irons
565	25	Handles, Cord, Steel-Backed
065	43	Handles, Grab
445	40	Handles, Tool, All Kinds (See 285-30 for Dielectric Handles)
150	34	Handrails, All Types
971	26	Hangar Facilities for Aircraft, Rental or Lease
590	28	Hangers, Garment
780	44	Hanging Scales
906	42	Harbors; Jetties; Piers; Ship Terminal Facilities - Architectural
925	48	Harbors; Jetties; Piers; Ship Terminal Facilities - Engineering
150	35	Hardeners, Concrete and Plaster
315	70	Hardening Agents: Amines, Anhydrides, Polyamide Solutions, etc.
885	70	Hardness Control Chemicals: Chelating Agents (Phosphonates, etc.), Polyphosphates, Polymer Flocculants, etc.
998	50	Hardware
450	37	Hardware Accessories: Mounts, Patches, Plates, Seats, Shoes, Stays, etc.
120	44	Hardware, Fittings, Parts, and Supplies, Boat (Except Spark Plugs)
977	51	Hardware, Shelf Hardware, and Allied Item Rental or Lease
936	43	Hardware, Shelf Hardware, and Allied Items Maintenance and Repair
360	21	Hardwood Flooring
520	18	Harness Hardware
825	42	Harness, Ewe Marking
520	20	Harness, Leather
022	41	Harvesting Equipment Parts
020	41	Harvesting Equipment: Bean, Corn, and Pea Pickers and Shellers, Combines, Cotton and Fruit Pickers, Headers, Sled Cutters and Threshers
947	52	Harvesting Services, Forest
450	36	Hasps, Hinges, Hooks, Knobs, Latches, Pulls, Shelf Brackets, Swivels, etc.
962	44	Hat Renovation/Reblocking Services
150	36	Hatch Covers, Attic
120	45	Hatcheries, Ranches, and other Fishery Resources
065	44	Hatches, Roof (For Ventilation, Emergency Exit, etc.)
120	46	Hatching Equipment, Fish (Including Jars and Standpipes)
345	56	Hats and Helmets, Safety
201	45	Hats, Felt
201	46	Hats, Straw
590	32	Hatters' Supplies: Bands, Blocks, Linings, etc.
962	39	Hauling Services
325	40	Hay and Straw
865	30	Hay Baler Twine
022	42	Haying Equipment Parts
020	43	Haying Equipment: Balers, Dryers, Elevators and Rakes, etc.
200	31	Hazardous Environment Clothing
220	20	Hazardous Environment Detection and Measuring Equipment
100	30	Hazardous Material (Chemicals) Containment/Storage
926	45	Hazardous Material and Waste Services (Including Nuclear Wastes)
100	31	Hazardous Material Containment/Storage (Petroleum)
445	41	Hazardous Material Equipment, Tools and Supplies
952	51	Head Start Program
345	64	Head, Ear, Eye and Face Protection
065	45	Headache Racks (For Truck Bodies)
908	35	Headbands Installed
125	50	Headbands, Bookbinding
055	37	Headlights, Accessories and Parts (Including Lamps)
948	47	Health Care Center Services
958	56	Health Care Management Services (Including Managed Care Services)
948	48	Health Care Services (Not Otherwise Classified)
948	44	Health Physics Services
953	48	Health/Hospitalization (Including Dental and Visual Insurance)
710	72	Hearing Aids
936	45	Hearing Devices (Aids, Auditory Training Equipment, etc.)
710	73	Hearing Devices (See 710-72 for Hearing Aids)
710	75	Hearing Protectors and Parts
941	51	Heat Exchanger Maintenance and Repair
820	68	Heat Exchangers, Accessories, and Parts
031	56	Heat Pumps
665	38	Heat Sealing Equipment, Film, and Supplies
190	51	Heat Transfer Media, Liquid
545	22	Heat Treating and Tracing Equipment, Parts and Accessories (Electric)
962	41	Heat Treating and Tracing Services (Including Refractory Dryout)
055	38	Heaters, Defrosters, and Defogging Systems
031	57	Heaters, Electric (Baseboard Type) and Parts
031	58	Heaters, Electric (Panel or Wall Type) and Parts
031	59	Heaters, Electric (Portable) and Parts
031	60	Heaters, Gas-Fired (Space Type, Vented and Unvented) and Parts
031	61	Heaters, Gas-Fired (Wall Type, Vented and Unvented) and Parts
031	62	Heaters, Kerosene or Oil Fired (Space Type, Vented and Unvented) and Parts
260	39	Heaters, Ovens, and Water Baths
450	38	Heaters, Salamander Type
031	63	Heaters, Space, Steam
559	47	Heaters, Train Track
962	42	Heating and Related Services, Induction
280	50	Heating Cables and Wires (Up to 277V): Lead Covered, Neoprene Jacket, etc.
031	65	Heating Elements, Electric
941	52	Heating Equipment Maintenance and Repair, Steam
981	47	Heating Units, Ventilating Equipment, and Accessories Rental or Lease
910	36	Heating, Air Conditioning, and Ventilation Maintenance and Repair Services
998	52	Heating, Air Conditioning, Ventilating & Refrigeration Equipment
914	50	Heating, Ventilating and Air Conditioning (HVAC)
906	44	Heating; Ventilating; Air Conditioning - Architectural Services
440	42	Heat-Tempered Glass, Fully Tempered
440	49	Heat-Tempered Glass, Partially Tempered
520	22	Heel and Toe Plates
520	24	Heel Braces
520	26	Heel Fillers, Grippers, Liners, Scaphoid Pads, etc.
520	28	Heels, Leather and Wood
520	30	Heels, Soles, and Strips, Composition
520	33	Heels, Soles, and Strips, Leather
520	29	Heels, Soles, and Strips, Polyethylene or Other Elastomer
520	32	Heels, Soles, and Strips, Rubber
475	43	Height Measurement Devices
035	50	Helicopters
465	44	Hemodialysis Equipment and Accessories
865	35	Hemp Twine
495	50	Herbarium Equipment and Supplies: Drying Cases, etc.
022	43	Herbicide, Insecticide and Fungicide Applicator and Distributor Parts
020	46	Herbicide, Insecticide and Fungicide Applicators and Distributors
192	43	Herbicides and Other Poisons, Cleaning Agents (Used to Clean Spray Equipment)
190	55	Hexane and Pentane
040	58	Hibernation Boxes (Butterfly, Ladybug, etc.)
725	27	High Frequency Radio (SSB), Mobile and Base
220	22	High Vacuum Controllers, Indicators, and Recorders and Accessories: Ionization Gauges, Thermocouple Gauges, etc.
490	40	High Vacuum Fittings, Valves, Supplies, etc.
280	58	High Voltage Cables and Wires (601-15,000V), Solid and Stranded, Single and Multiconductor
725	28	High Volume, Call Answering Telephone Systems (See 725-53 for Low Volume Equipment)
915	49	High Volume, Telephone Call Answering Services (See 915-05 for Low Volume Services)
490	39	High-Pressure Equipment and Accessories
725	26	Highway Advisory Radio Systems
998	54	Highway Equipment (Tractors, Loaders, Graders, Dozers, etc.)
550	24	Highway Pass and No-Pass Zone Determination Devices and Equipment
906	46	Highways; Streets; Airport Pay-Parking Lots - Architectural
925	49	Highways; Streets; Airport Pay-Parking Lots - Engineering
906	48	Historical Preservation
956	30	Historical Studies and Services
805	61	Hockey Equipment, Ice and Field
445	43	Hoes, Leaf Loaders, Rakes, Council Tools, Weed Cutters, etc.
825	45	Hog Holders
825	48	Hog Ringer Pliers and Rings
565	30	Hog Rings
040	60	Hogs (Breeding Stock)
040	61	Hogs (Commercial)
962	47	Hoisting and Lifting Services
100	34	Holders and Containers, Compost
660	42	Holders, Cigarette and Cigar
615	48	Holders, Form and Memo (Including Spindles)
175	46	Holders, Glass Tube
578	50	Holders, Metal: Card, Door Name Card, Label, etc.
909	54	Home Construction, Single Family
952	53	Home Management
952	55	Homelessness Prevention Services
952	54	Homemaker
393	57	Honey
578	49	Honeycomb Core Materials, All Kinds: Metal, Foam, Plastic, Wood
201	49	Hoods, Mittens, Mufflers, Scarves, etc. (For Cold Weather)
445	44	Hooks
590	36	Hooks and Eyes
160	28	Hooks, Meat
780	48	Hopper Scales
019	50	Hops
269	68	Hormones and Synthetic Substitutes
825	51	Horn Trainers and Weights
390	33	Hors djoeuvres, meat trays, vegetable trays, dessert trays, etc. for meetings and parties
520	34	Horse Collars and Reins, All Types
040	70	Horses
450	40	Horseshoes, Horseshoe Nails, Farrier Tools, and Blacksmith Tools
918	62	Horticultural Consulting
595	37	Horticultural Specialties incl. Ornamental Floriculture Products
060	60	Hose and Hose Fittings: Brake, Heater, Radiator, Vacuum, Washer, Wiper, etc.
460	39	Hose Fitting Machine
962	43	Hose Testing Services (Fire, Water, etc.)
075	36	Hose, Exhaust (For Shop Use Only)
340	56	Hose, Fire, and Fittings, Coupled and Uncoupled (See 340-12 for Couplings)
460	36	Hose, General Purpose
285	41	Hose, Protective Line
201	51	Hosiery and Socks
475	44	Hosiery, Orthopedic and Surgical
938	56	Hospital and Medical Equipment, General, Maintenance and Repair
938	57	Hospital and Medical Equipment, Invalid, Maintenance and Repair
979	45	Hospital Equipment - General, Rental or Lease
979	46	Hospital Equipment - Invalid, Rental or Lease
958	58	Hospital Management Services
780	49	Hospital Scales: Chair, In-Bed, etc.
948	46	Hospital Services, Inpatient and Outpatient
200	32	Hospital Wear, Patient
200	34	Hospital Wear, Professional
035	52	Hot Air Balloons
165	48	Hot and Hot and Cold Pass-Through Units (See Class 740 For Cold Only Pass-Through Units)
850	50	Hot Pads and Pot Holders
045	46	Hot Plates and Burners, Gas or Electric (Household)
820	72	Hot Water Generators
460	40	Hot Water Hose
971	30	Hotel/Motel Accomodations (Incl. Lodges, Resorts, Bed/Breakfast Inns, etc.)
765	34	Hour Meters, Heavy Equipment
450	42	House and Building Numbers and Letters, All Kinds
800	32	House Shoes and Slippers, All Types
420	40	Household Furniture, General Line
465	50	Housekeeping Equipment and Supplies, Specialized (For Hospitals)
952	56	Housekeeping Services
040	71	Houses and Cages, Bird
155	47	Houses, Club/Play
918	63	Housing Consulting
557	38	Hubodometers
559	48	Hubodometers, Rail Car
659	47	Hubs, Increasers, Inserts, Joints
370	24	Huller, Pea and Bean
952	57	Human Population Census Services
918	65	Human Relations Consulting
918	66	Human Resources Consulting
952	58	Human Resources Development Services
952	59	Human Services (Not Otherwise Classified)
918	67	Human Services Consulting
945	49	Hunting and Trapping Services
805	59	Hunting Equipment and Accessories (Including Decoys and Blinds)(For Weapons See 680)
425	49	Hutches for Desks, Credenzas, etc.
941	55	HVAC Systems Maintenance and Repair, Power Plant
340	60	Hydrants, Fire (Including Accessories and Parts)
765	35	Hydraulic Attachments and Accessories (Hammers, Rams, etc.)
670	16	Hydraulic Fusion Machine for Pipe
460	45	Hydraulic Hose and Fittings (See 285-30 for Dielectric Hose and Fittings)
720	36	Hydraulic Pumps, Hand and Motor Driven
926	49	Hydraulic Push Probe (Geoprobe) Services
060	61	Hydraulic System Components and Parts
035	49	Hydraulic Systems, Aircraft
120	43	Hydraulic Systems, Marine
559	49	Hydraulic Systems, Rail Car
975	39	Hydraulic Tools and Equipment Rental or Lease
929	44	Hydraulic Tools, Maintenance and Repair
928	49	Hydraulics (Pump, Hydraulic Motor, Valves, Gauges, etc.) Maintenance and Repair
925	50	Hydroelectric Engineering
961	43	Hydrological and Oceanography Services
175	47	Hydrometers and Pyconometers, Glass, Lab
075	38	Hydrometers, Antifreeze and Battery
335	45	Hydromulch
988	38	Hydromulching Services
031	66	Hydronic Specialties
845	25	Hydrostatic Pressure Testers: Dead Weight Testers, Hydrostatic Test Pumps, etc.
941	56	Hydrostatic Testing Services, Boiler
180	58	Hydroxides, Alkali Metal
948	49	Hygiene Services, Industrial
390	35	Ice
192	46	Ice and Snow Removal Chemicals (See 775-45 for Road Salt)
450	44	Ice Chests, Portable, Thermos Bottles, etc.
750	54	Ice Control Aggregate (See Class 775 for Salt)
380	45	Ice Cream
245	20	Ice Cream Containers, Paper and Metal
165	50	Ice Cream Making Machinery (Including Malt and Milkshake Equipment)
393	58	Ice Cream Mix, Emulsifiers, Stabilizers, and Toppings
775	27	Ice Cream Salt
245	25	Ice Cream Shipping Jackets
165	52	Ice Equipment: Carts, Crushers, Picks, Scoops, Shavers, Storage Bins, Tongs, etc.
740	45	Ice Making and Dispensing Machines (Not Dry Ice)
380	50	Ice Milk
988	40	Ice Production Services for Skating Rinks
650	30	Ice Rink Resurfacer
390	42	Ice, Dry
510	64	Identification Pins, Tags, etc.
475	47	Identification Supplies, Patient
060	63	Ignition System: Condensers, Points, Rotors, Spark Plugs (Not Aircraft), Spark Plug Wires, etc.
285	65	Ignition, Starting Aid, High Pressure Sodium, All Types
898	45	Illuminators (Film Viewing Devices)
898	46	Image Analysis Systems
220	29	Imaging Systems, Infrared Thermal (Not X-Ray)
204	46	Imaging Systems, Microcomputer
206	56	Imaging Systems, Mini and Main Frame Computer
055	39	Immobilizer Devices, Vehicle
825	54	Immobilizers and Accessories: Guns, Loads, Syringes, etc.
926	52	Impact Studies, Environmental
545	23	Impact Tools, Air Powered (Not Road Building)
545	24	Impact Tools, Electric Powered (Not Road Building)
545	25	Impact Tools, Hydraulic Powered (Not Road Building)
260	41	Implants, Dental, All Types
022	51	Implement Parts for Ford
022	53	Implement Parts for International Harvester
022	49	Implement Parts for John Deere
022	58	Implement Parts for other Farm Equipment
260	43	Impression Materials: Agar, Alginates, Plasters, Zinc Oxide, etc.
700	32	Imprinting Machine Systems, Silk Screen
966	42	Imprinting Services
910	37	Incinerator Repair and Maintenance
968	46	Incinerator Services
890	27	Incinerators and Parts, Sludge
450	46	Incinerators, Industrial
175	48	Incinerators, Laboratory
493	45	Incubators, Bacteriological
410	36	Incubators, Infant
495	48	Incubators: Convection, CO2 (Anaerobic Chambers), etc., and Plant Growth Chambers
645	51	Index Paper (Including Recycled)
615	49	Index Tabs: Celluloid, Cloth, etc.
220	30	Indicating and Recording Instruments, Equipment and Accessories (Not Otherwise Classified)
690	46	Indicators, Power Generating Equipment
285	43	Induction Heating Equipment, Parts and Accessories
780	52	Industrial Built-In Scales
545	28	Industrial Compressors, All Types (Not Otherwise Classified)
961	44	Industrial Development and Planning Services
925	53	Industrial Engineering
936	48	Industrial Equipment (Not Construction and Repair, or HVAC) Maintenance and Repair
975	40	Industrial Equipment Rental or Lease
958	59	Industrial Management Services
593	47	Industrial Nucleonic Instruments
906	50	Industrial Processes; Quality Control
962	45	Industrial Services Not Otherwise Classified (Electroplating, etc.)
545	26	Industrial Type Steam and High Pressure Water Cleaning Equipment, Accessories and Supplies
780	60	Infant (Pediatric) Scales
200	36	Infant Apparel (Including Booties and Shoes)
948	52	Infant Mortality Reduction Initiative
035	54	Information Display Systems, Flight (F.I.D.S. - Airport)
915	51	Information Highway Electronic Services (Internet, World Wide Web, etc.)
271	44	Infusion Solutions (For Organ Preservation, Such as Kidneys, etc.)
570	30	Ingots (Not Otherwise Classified)
165	54	Ingredient Storage Bins
160	32	Injection Equipment, Meat
465	54	Injection Guns (Jet Injectors) and Parts
520	36	Ink and Brushes, Leather Working
620	40	Ink Eradicators
620	50	Ink Refills (Not Ballpoint), Drawing and Writing
600	64	Ink Rollers, Office Machines
578	51	Ink, License Plate
620	30	Ink: Drawing, Marking, and Writing
953	51	Inland Marine
565	35	Innerspring Units
790	30	Inoculants
485	59	Insect Control Units, Chemical or Electric, Lures and Traps
810	40	Insect Vacuum, Engine Driven
485	62	Insecticide Spraying Equipment, Household
675	40	Insecticides and Fungicides, Dry
675	45	Insecticides and Fungicides, Liquid
485	60	Insecticides and Repellents, Household
495	54	Insects for Laboratory Research
600	65	Inserting Machines
924	35	In-Service Training (For Employees)
520	38	Insoles and Counters, Shoe
925	55	Inspecting, General/Engineering
925	56	Inspecting, Structural/Engineering
961	45	Inspection and Certification Services
968	47	Inspection Services, Construction Type
941	59	Inspection/Examination Services, Non-Destructive (Ultrasonic Testing, Dye Penetrant Testing, Radiography, etc.)
962	46	Installation and Removal Services (Not Otherwise Classified)
920	31	Installation of Computers, Peripherals, and Related Equipment (Including Software)
990	50	Installation of Security Equipment
360	22	Installation Supplies: Adhesive Edge Strip, Seam Tape, Tack Strips, etc.
946	54	Installment Purchase/Lease Purchase Financing and Lease With Option to Purchase Financing
420	44	Institutional Furniture, All Types
475	49	Instructional Aids and Training Programs, Medical (See Class 345 and/or Class 785 for Mannikins and Models)
785	70	Instructional Aids: Courses, Lesson Plans (Prepared), Programs, Ancillary Materials, etc. (See Class 715 for Textbooks)
475	48	Instrument Cleaners: Instrument Milk, Detergents, Lubricants, Rust Inhibitors, etc.
035	55	Instrument Landing Systems
435	64	Instrument Sterilizing Solution, Hospital
890	28	Instrumentation Equip., Parts and Accessories (Actuators, Analyzers, Regulators, Controllers, Transducers, etc.)
925	57	Instrumentation/Engineering
260	46	Instruments and Devices (Endodontic, Orthodontic, Periodontal, and General Dental): Arches, Bands, Brackets, Curets, Files, Forceps, Mirrors, Points, Rasps, Reamers, Scalers (Hand), etc.
035	60	Instruments and Testers, Airplane
035	65	Instruments and Testers, Helicopter
495	55	Instruments, Dissecting
875	34	Instruments, Surgical, Veterinary
200	38	Insulated Clothing
914	53	Insulation
910	38	Insulation and Asbestos Installation, Maintenance, Repair and Removal Services (Includes Inspection and Monitoring)
285	42	Insulation Materials and Insulators: Compounds, Varnish, etc.
010	63	Insulation, Blown Type
010	62	Insulation, Interior
010	64	Insulation, Loose Fill
770	45	Insulation, Roof, All Kinds
559	51	Insulation, Train
557	44	Insulation, Transit Bus
958	61	Insurance and Risk Management Services
918	69	Insurance Consulting
966	46	Intaglio Printing (e.g., The Process by Which U.S. Currency is Printed): Birth Certificates, Car Titles, etc.
208	53	Integrated Software
920	32	Intelligent Transportation System Software (To Include Design, Development, and Maintenance Services)
883	43	Interactive Voice Response (IVR) Systems
985	47	Intercom and Other Sound Equipment Rental or Lease
939	42	Intercom Equipment Maintenance and Repair
803	30	Intercom Systems, Group (For Panel Discussions, Schoolrooms, etc.)
906	52	Interior Design, Space Planning, and Exhibits/Displays
962	48	Interior Design/Decorator Services
055	40	Interior Trim Items, Vehicle
590	37	Interlining, Fusible
190	57	Intermediates and Fixatives, Chemical
209	54	Internet and Web Site Software for Main Frame Computers
208	54	Internet and Web Site Software for Microcomputers
956	35	Internet Database Subscriptions
961	46	Interpreter Services (Foreign Language, Hearing Impaired, etc.)
175	49	Interval Timers and Actuators, Electrical and Mechanical
255	40	Inventory and Other Small Decals
918	70	Inventory Consulting
208	55	Inventory Management
209	56	Inventory Management
946	55	Inventory Services
926	54	Investigation Services, Pollution
990	52	Investigative Services
946	56	Investment Management Services
493	46	Ion Equipment (Not Otherwise Classified)
175	51	Ion Exchange Materials: Liquids, Resins, etc.
570	29	Iron: Angles, Bands, Plate, Sheets, etc.
500	40	Ironers and Accessories, Flatwork
045	49	Ironing Table (Board) Pads and Covers
045	48	Ironing Tables (Ironing Boards)
500	45	Ironing Tables and Spray Guns
045	47	Irons, Clothes (Household Types)
593	48	Irradiation Equipment, Atomic or Nuclear Energy
020	49	Irrigation Equipment and Supplies, Agricultural
210	33	Irrigation Pipe, Metal
271	56	Irrigation Solutions and Sets
958	62	Irrigation System Management Services
022	62	Irrigation System Parts, Agricultural
934	37	Irrigation Systems Maintenance and Repair
981	49	Irrigation Systems Rental or Lease
670	17	Irrigation Systems, Supplies, Parts, and Accessories
906	54	Irrigation; Drainage; Flood Control - Architectural
925	58	Irrigation; Drainage; Flood Control/Engineering
285	44	Isolation System (For Computer Center)
180	60	Isotopes and their Compounds (Organic and Inorganic)
271	41	IV Additive Equipment and Supplies: Bands, Caps, Dispensing Syringes, etc.
575	29	Jacket Loaders, Microfilm
010	65	Jacketing (For Insulation): Canvas, Osnaburg, etc.
545	27	Jacks, Industrial: Hydraulic, Screw, and Track
075	41	Jacks, Safety Stands, Portable Cranes, and Parts (For Automobiles, Trucks, and Transmissions)
150	37	Jalousie Doors and Windows
393	59	Jams, Jellies, and Preserves
485	64	Janitor Carts and Bags
934	39	Janitorial Equipment Maintenance and Repair
983	38	Janitorial Equipment Rental or Lease
910	39	Janitorial/Custodial Services
370	26	Jars, Glass; and Lids
195	30	Jewelers' and Watchmakers' Manuals
195	24	Jewelers' and Watchmakers' Shop Equipment and Furniture
195	27	Jewelers' and Watchmakers' Tools and Accessories
936	50	Jewelry, Badges, Nameplates, etc. Maintenance and Repair
195	32	Jewelry, Cosmetic
195	33	Jewelry, Fine
952	60	Job Search Workshop
745	56	Joint Sealants: Asphalt, Elastomeric Materials, Glass Filament, Impervious Membranes, Plastic, Rubber, Silicones, etc.
210	35	Joint Sealing Compound (For Sewer and Drain Pipes)
105	36	Journal Boxes
915	52	Journalistic Services
370	27	Juice Extractor
370	30	Juice Heating Equipment
385	54	Juices
393	60	Juices, Fruit and Vegetable (Not Frozen)
865	40	Jute Twine
645	54	Kenaf Tree Free Paper
405	30	Kerosene
190	60	Ketones: Acetone, Diacetone Alcohol, Methyl Isobutyl Ketone, etc.
145	35	Kettle Brushes
370	33	Kettle, Heavy Duty
160	36	Kettle, Rendering
545	30	Key Duplicating Machines, Accessories and Parts
615	50	Key Rings, All Types
425	50	Key Storage Cabinets and Files
207	60	Keyboard Dust Covers, Key Top Covers, Keyboard Drawers, Wrist Supports, etc.
204	48	Keyboards
206	57	Keyboards
570	32	Keystock, All Sizes
233	55	Kilns and Furnaces (For Ceramic and Enameling) and Accessories
910	42	Kitchen and Bathroom Fixture Repair (Not Plumbing): Bathtubs, Sinks, Cabinets, Counter Tops, etc.
045	50	Kitchen Units, Compact, Complete
240	63	Kitchen Utensils, Small: Basters, Corers, Ladles, Pastry and Vegetable Brushes, Peelers, Scoops, Tongs, Turners, etc.
232	42	Kits and Supplies: Foil, Tin, etc.
232	43	Kits and Supplies: Mosiac
232	45	Kits and Supplies: String and Wire Art
590	38	Knitted Cuffs
795	53	Knitting Machines and Accessories
450	47	Knives, Pocket
445	42	Knives, Utility and Pen (All Types) and Accessories
160	40	Knockers and Stunners
600	66	Label Dispensing Machines and Accessories (For Continuous Form Labels)
615	52	Label Remover Equipment
590	39	Labeling Machines, Fabric
590	40	Labels, Fabric, All Kinds
100	37	Labels, Hazardous Material Container
615	51	Labels, Reinforcements, Seals, etc. (Not Printed); and Sealing Wax
345	65	Labels, Warning
961	48	Laboratory and Field Testing Services (Not Otherwise Classified)
998	57	Laboratory Equipment
938	62	Laboratory Equipment and Accessories, Maintenance and Repair: For General and Analytical Research Use, Nuclear, Optical, Physical
979	53	Laboratory Equipment and Accessories, Specialized, Rental or Lease: Biochemistry, Biology, etc.
938	63	Laboratory Equipment and Accessories: Specialized, Biochemistry, Biology, Chemistry, etc., Maintenance and Repair
979	52	Laboratory Equipment and Accessory Rental or Lease: For General and Analytical Research Use, Nuclear, Optical, Physical
430	42	Laboratory Gases: Argon, Carbon Dioxide, Helium, Hydrogen, Nitrogen, etc.
961	52	Laboratory Services which Monitor the Equipment that uses Lubricating Oil or Grease
971	34	Laboratory Space Rental or Lease
175	54	Laboratory Supplies: Asbestos Squares, Corks, Files, Glass Cutters, Ring Stands, Stopcock Grease, Tongs, Wire Gauze, etc.
630	33	Lacquer and Shellac, Clear and Colored
805	58	LaCrosse Equipment and Accessories
065	50	Ladder Rack Bodies
450	52	Ladders, Extension, (See Class 340 for Fire Ladders)
450	48	Ladders, Fiberglass, All Types (See Class 340 for Fire Ladders)
340	62	Ladders, Fire
450	49	Ladders, Metal, All Types (See Class 340 for Fire Ladders)
450	51	Ladders, Wood, All Types (See Class 340 for Fire Ladders)
665	41	Laminates, Polycarbonate: Ballistic, Break-Resistant and Forced Entry Types
665	42	Laminating Presses, Film, ID Pouches, and Supplies
962	51	Laminating Services
260	49	Lamps and Lights, Dental: Operating, Ultraviolet, etc.
690	49	Lamps and Lights, Indicating
490	44	Lamps and Other Radiation Sources, Specialized: Cathode, Infrared, and Ultraviolet Lamps, etc.
465	58	Lamps, Examining and Surgical (For Headlights See Item 23)
285	49	Lamps, Miscellaneous (Not Otherwise Classified)
285	45	Lamps, Projector
559	55	Lamps/Lighting, Interior and Exterior
557	50	Lamps/Lighting, Lens, and Signals, Interior and Exterior
285	46	Lamps: Construction Equipment, and Miniature
285	47	Lamps: Decorative, Household
285	48	Lamps: Desk, Floor, and Table
285	50	Lamps: Fluorescent, Incandescent, Mercury Vapor, Quartz, and Sodium Vapor
285	52	Lamps: Portable, Shop, and Work Site
285	51	Lamps: Scientific Instrument: Microscope, Oscilloscope, etc.
475	50	Lancets, Blood
906	57	Land Development and Planning - Architectural
925	61	Land Development and Planning/Engineering
909	57	Land Development and Sub-Division Services
020	59	Land Levelers
971	35	Land, Rental or Lease
665	44	Landfill Liners
988	46	Landfill Services
035	66	Landing and Braking Systems and Components, Aircraft
906	56	Landscape Architecture
988	52	Landscaping (Including Design, Fertilizing, Planting, etc., But Not Grounds Maintenance or Tree Trimming Services)
918	73	Landscaping Consulting
208	58	Language Translation Software
209	58	Language Translation Software
233	60	Lapidary Equipment, Jewelry Findings, and Supplies
160	44	Lard Making Tools
825	58	Lariats
625	42	Laser Safety Goggles
625	43	Laser Systems Instruments and Equipment (Including Lens and Laser Windows)
490	51	Lasers, Masers, and Accessories
659	50	Laterals, Nipples
745	63	Latex Rubber Additive Compound (For Asphalt)
180	62	Latexes, Resins, Waxes, and Polymers (For Floor Finishes)
150	42	Lath, Metal
150	43	Lath, Plastic
150	44	Lath, Wood
545	33	Lathe, Metalworking, Accessories and Supplies
545	36	Lathe, Woodworking
095	71	Lather Makers and Parts
075	43	Lathes, Armature and Brake Drum
910	45	Lathing and Plastering Maintenance and Repair Services
505	57	Laundry Alkalis: Sodium Hydroxide (Caustic Soda), Sodium Metasilicate, Sodium Orthosilicate, etc.
934	42	Laundry and Dry Cleaning Equipment, Commercial, Maintenance and Repair
983	45	Laundry and Dry Cleaning Equipment, Commercial, Rental or Lease
954	05	Laundry and Linen Service
998	59	Laundry Equipment
934	43	Laundry Equipment Maintenance and Repair, Household
952	61	Law Enforcement - Community Relations Services
961	47	Law Enforcement Services (Including Process Server Services)
934	46	Lawn Equipment Maintenance and Repair
983	47	Lawn Equipment Rental or Lease
515	30	Lawn Mowers, Hand, Reel Type (Manual)
515	35	Lawn Mowers, Power, Heavy Duty, Flail Type (See Class 020 For Highway Type)
515	40	Lawn Mowers, Power, Heavy Duty, Reel Type (See Class 020 For Highway Type)
515	45	Lawn Mowers, Power, Heavy Duty, Rotary Type (See Class 020 For Highway Type)
515	50	Lawn Mowers, Power, Light Duty, Reel Type (For Yard Use)
515	55	Lawn Mowers, Power, Light Duty, Rotary Type (For Yard Use)
515	56	Lawn Mowers, Riding Type
685	65	Laying Cages
910	47	Lead Abatement Services
926	58	Lead and Asbestos Inspection Services
440	52	Lead Glass
830	40	Lead Lined Tanks
910	46	Lead Poisoning Control and Reduction
845	32	Lead Test Kits
570	31	Lead: Bulk, Granulated, Strips, etc. (Not Plumbing or Paint)
670	20	Lead: Flashings, Ingots, Sheets, etc.
765	38	Leaf Loaders, Heavy Duty, Truck or Trailer Mounted (See 445-43 for Hand Operated Type)
968	50	Leaf, Bush, Tree Limb Collection
830	41	Leak Detection and Vapor Monitoring Equipment
962	50	Leak Detection Services: Gas, Water, Chemical
490	52	Leak Detectors, Vacuum: Helium, Ultrasonic, etc.
445	45	Leather and Canvas Aprons and Tool Pouches, Carpenter's and Electrician's
520	46	Leather Preparation, Repairing and Working Equipment
520	45	Leather Tanning and Finishing Equipment and Supplies
962	49	Leather Tanning and Finishing Services
520	40	Leather, Belt
125	60	Leather, Bookbinding
520	42	Leather, Harness
520	44	Leather, Shoe: Sole Bends, Split, and Upper
233	65	Leathercraft Supplies
785	72	Lecterns and Speaker's Stands, Pointers, etc.
645	55	Ledger Paper (Including Recycled)
715	46	Legal Books and Publications
918	74	Legal Consulting
961	50	Legal Services Including Depositions and Expert Witness Testimony
961	49	Legal Services, Attorneys
285	53	Lens and Reflectors, Replacement
625	44	Lens Cutting and Grinding Machines, Opthalmic
625	45	Lens Measuring and Polishing Equipment, Opthalmic
050	46	Letter Cutting Machine
615	53	Letter Folders and Openers
600	68	Letter Openers, Electric
615	55	Letter Trays, All Types
966	51	Letterheads Printed
305	55	Lettering Equipment (Automatic Letter or Character Generating Devices)
305	57	Lettering Equipment (Hand Manipulated): Guides, Pens, Sets, etc.
700	36	Letterpress Equipment
700	38	Letterpress Inks, Supplies, and Accessories
801	20	Letters and Numerals, Sign (To Include Logos)
450	54	Levelers and Jacks for Ladders
445	46	Levels, Chalk Lines, Chalk Line Refills, etc.
953	54	Liability, Automotive
953	56	Liability, General
953	58	Liability, Professional
953	60	Liability, Public Official/Government
525	60	Library Catalog Cards and Accessories: Cards, Guides, Protectors, Sorters, Trays, etc.
998	60	Library Equipment
525	65	Library Forms, All Kinds: Circulation Record, Continuous, Strip, etc.
420	56	Library Furniture: Book Trucks, Card Cabinets, Carrels, Chairs, Curb-Side Book Returns, Dictionary Stands, Step Stools, Tables, etc.
208	59	Library Information Management Software
525	70	Library Labeling Supplies: Labels, Letters, Signals, etc.
985	52	Library Machine Rental or Lease
939	48	Library Machines and Supplies, Maintenance and Repair
525	75	Library Machines: Card Duplicators, Card Master Machines, Charging Machines, Pasting Machines, etc.
956	38	Library Services (Not Otherwise Classified)
420	48	Library Shelving, Metal
420	52	Library Shelving, Wood
525	80	Library Supplies, Miscellaneous
570	33	License Plate Blanks
255	45	License Plate Decals
570	34	License Plates Complete (Purchased Through Bid Process)
990	57	Lie Detection Services
953	63	Life
120	48	Life Preservers
120	47	Lifeboats
155	48	Lifeguard and Umpire/Referee Stands
990	58	Lifeguard Services
560	48	Lifters and Stackers, Hydraulic and Powered
560	49	Lifting and Loading Equipment and Accessories (Not Otherwise Classified)
470	50	Lifting Devices, Patient
075	44	Lifts and Hoists, Floor Type: Electric, Hydraulic, or Pneumatic
929	47	Lifts and Hoists, Maintenance and Repair
855	43	Lifts, Orchestra (Theater Pit Area)
545	39	Lifts, Platform, Telescoping and Laterally Powered (Incl. Capstans)
285	59	Light Meters and Reflectometers (For Office Illumination Measurement, Reflectivity, etc. (Not Photographic or Lab)
906	58	Lighting (Interior, Exterior) - Architectural Services
855	44	Lighting and Dimming Controls: Autotransformer Dimmers, Control Panels, Solid State Thyristor/Triac Dimmers, etc.
855	46	Lighting Control Systems: Memory and Computer/Microprocessor Type
855	48	Lighting Distribution Hardware: Borderlight Cables, Pipe Battens, Plugging Strips and Boxes, Wall and Floor Pockets, etc.
285	54	Lighting Fixtures, Indoor: All Kinds and Parts (Including Lampholders and Recycled Types)
931	53	Lighting Fixtures, Maintenance and Repair
285	56	Lighting Fixtures, Outdoor: Floodlights, Spotlights, Yard Lights, and all other Weatherproof Fixtures (Except Streetlights) (Including Recycled Types)
855	50	Lighting Instruments: Border and Cyclorama Striplights, Follow Spotlights, Floodlights, Special Effects Lighting, Spotlights, etc.
988	54	Lighting Services for Parks, Athletic Fields, Parking Lots, etc.
855	53	Lighting Systems, Complete
285	58	Lighting Units, Emergency, Battery Operated; and Batteries
285	55	Lighting, Area, Pole or Standard Mounted (Parking Lots, etc.)
285	57	Lighting, Solar Powered
055	57	Lights and Accessories: Flashing, Revolving, and Warning (Including Strobe/Warning Lights)
055	46	Lights and Lens: Back-up, Stop, Tail, and Parking
055	48	Lights and Lens: Clearance and Marker
055	51	Lights and Lens: Directional and Turn Signal
055	54	Lights and Lens: Emergency, Flood, Trouble and Spotlights
055	56	Lights and Lens: Miniature, Automotive
120	50	Lights, Beacon and Signal
075	42	Lights, Drop, and other Remote Work Lights (With Cords)
120	52	Lights, Marine Navigation, Boat
035	67	Lights: Anti-Collision, Landing, Navigations, etc.
750	56	Lightweight Aggregate, All Types
913	63	Lime Slurry Removal Services
335	48	Limestone, Agricultural
120	53	Line Throwing Apparatus (Rocket)
485	66	Linen Hampers and Bags
460	50	Linen Hose
865	50	Linen Twine
520	47	Lining, Base (Used in Shoe Manufacturing)
659	51	Lining, Pipe (Cement, Epoxy, etc.)
520	48	Lining, Shoe Tongue
360	25	Linoleum
700	42	Linotype and Intertype Machines (Including Composing Machines)
700	45	Linotype and Intertype Supplies
630	42	Linseed Oil
500	47	Lint Disposal and Removal Systems
232	50	Liquid Embroidery and Fabric Painting Supplies
670	24	Liquid Heaters, Immersion Type
220	33	Liquid Level Controllers, Indicators, and Recorders
560	50	Liquid Mixing Equipment
490	47	Liquid Scintillation Counting Systems
255	50	Liquor Stamps, Numbered
615	57	List Finders, Rolodex, Telephone Strips, and Accessories
485	67	Litter Pickup Devices
988	56	Litter Removal Services (Including Beach Cleaning) (For Buildings See 910-27)
065	55	Livestock Bodies
958	65	Livestock Management and Industry Services
780	63	Load Cell Scales
450	53	Loadbinders and Tie Downs
760	44	Loaders, Front End (For Crawler Tractors)
760	47	Loaders, Front End (For Trucks)
760	50	Loaders, Front End (For Wheel Type Tractors)
760	51	Loaders, Pneumatic Tired
020	61	Loaders, Tractor Mounted, Farm
760	53	Loaders, Windrow Type
910	49	Loading Dock and Associated Accessories Maintenance and Repair
946	60	Loan Administration
961	51	Lobby Services
285	60	Locators, Cable
971	36	Locker Rental or Lease
680	61	Lockers, Security
425	53	Lockers, Storage (For Coats, Hats and Baggage)
345	66	Lockout and Tagout Safety Kits and Supplies
318	40	Locks and Keys
450	55	Locks, Key Blanks, and Locksmith Tools
910	48	Locksmith Services
558	30	Locomotives, Diesel
558	35	Locomotives, Electric
020	62	Log Splitters
220	34	Logging Devices, Electronic (Long-Range Data Collection and Recording for Use at a Remote Location)
730	49	Logic Analyzers, Microprocessor Analyzers, and Accessories: Delay and Gate Generators, Personality Modules, Word Recognizers, etc.
150	45	Logs, Building
725	29	Long Distance Telephone Cards
795	55	Looms and Other Textile Weaving Equipment
578	52	Lots and Vaults, Cemetary
578	53	Lottery Equipment and Supplies
958	66	Lottery Management Services
420	64	Lounge Furniture, Indoor, Wood
420	62	Lounge Furniture, Indoor: Fiberglass, Plastic, etc.
420	65	Lounge Furniture, Outdoor, Wood (Including Outdoor Household Swings)
420	63	Lounge Furniture, Outdoor: Fiberglass, Plastic, Aluminum, etc.
420	60	Lounge Furniture, Steel, Indoor
420	61	Lounge Furniture, Steel, Outdoor
420	59	Lounge Furniture, Upholstered
150	46	Louvers (See Class 031 for Air Conditioning)
405	31	Lubricants, Industrial Type
060	64	Lubricating System and Parts (See 060-42 for Filters and Class 075 for Equipment)
557	52	Lubricating Systems and Parts (See 557-34 for Filters)
075	46	Lubrication Equipment: Guns, Hoses, Fittings, Lubricators, Oil Pumps, etc. (Including Oil Filter Presses)
765	39	Lubrication System Accessory, Automatic
559	57	Lubricators, Train Track
530	60	Luggage and Trunks
998	63	Lumber and Pilings
620	55	Lumber Marking Crayons
540	14	Lumber, Cedar
540	17	Lumber, Cypress
540	20	Lumber, Fir
540	23	Lumber, Hardwood, All Kinds
540	26	Lumber, Parana Pine
540	29	Lumber, Poplar and Willow
540	32	Lumber, Redwood
540	34	Lumber, Softwood (SPF)
540	35	Lumber, Southern Pine, Laminated Structural Type
540	41	Lumber, Treated: Creosote, Penta, Wolmanized, etc.
540	42	Lumber, Treated: Fire Retardant
540	43	Lumber, Walnut
540	44	Lumber, White Pine
540	47	Lumber, Yellow Pine
925	65	Machine Design/Engineering
450	56	Machine Finishing Compounds, Layout Fluids, etc. (For Metals)
600	70	Machine Repair Tools, Office
929	48	Machine Shop and Fabricating Services, Industrial
928	54	Machine Shop Services
545	41	Machine Work Station Center and Components (Incl. Tool Changing, Transfer, and Way-Type Machines)
553	51	Machine-made Parts (Metal, Non-Metal, Screw, etc.)
998	65	Machinery
929	50	Machinery and Heavy Hardware (Not Lawn Equipment) Maintenance and Repair
975	42	Machinery and Heavy Hardware Rental or Lease
967	48	Machinery, All Types
545	40	Machines, Roofing: Roof Scratchers, Rotary Spudders, etc.
908	45	Magazine Binding (Sewed), Rebinding, and Repairing
915	60	Magazine Distribution Services
956	40	Magazine Subscriptions
035	69	Magnatometer (Security Screening Equipment)
010	70	Magnesia: Blocks, Sheets, etc.
570	37	Magnesium Alloy Ingots
570	35	Magnesium Alloy: Bars, Plates, Rods, Sheets, Strips, etc.
490	53	Magnetic Equipment: Demagnetizers, Electromagnets, Fluxmeters, Gaussmeters, Magnetometers, etc.
605	41	Magnets
625	78	Magnifiers (For Office Use See Class 605)
605	42	Magnifying Glasses and Magnifiers
305	58	Magnifying Glasses, Angle Mirrors, Prisms, Stereoscopes, etc.
915	59	Mail Services, Express
450	57	Mailboxes and Supports
998	66	Mailing Equipment (Including Shipping Containers)
985	54	Mailing Equipment Including Postage Meter Rental or Lease
939	52	Mailing Machines and Equipment Maintenance and Repair
915	58	Mailing Services (Incl. Collating, Packaging, Sorting and Delivery)
640	30	Mailing Tubes and Storage Tubes
600	71	Mailing, Packaging, and Shipping Machines (Including Packaging Material Dispensing Machines)
420	66	Mailroom Furniture: Bins, Boxes, Carts, Consoles (Including Wrapping Consoles), Mail Systems, Sorters, Tables, etc.
864	45	Mainline Sub-System Controls
864	40	Mainline Train Controls
913	65	Maintenance and Repair, Antenna Tower and other Communication Equipment
913	66	Maintenance and Repair, Bridges
913	68	Maintenance and Repair, Canal
912	50	Maintenance and Repair, Golf Course
913	71	Maintenance and Repair, Highway and Road
912	54	Maintenance and Repair, Oil and Gas Refinery
913	75	Maintenance and Repair, Parking Lot and Alley
913	77	Maintenance and Repair, Pipe Culvert
913	78	Maintenance and Repair, Pipeline (Includes Removal and Relocation)
912	56	Maintenance and Repair, Power Plant
913	81	Maintenance and Repair, Sewer and Storm Drain (Including Removal)
913	82	Maintenance and Repair, Sidewalk and Driveway (Including Removal)
913	84	Maintenance and Repair, Street (Major and Residential)
912	60	Maintenance and Repair, Street Lighting
912	63	Maintenance and Repair, Swimming Pool (Includes Water Treatment)
912	65	Maintenance and Repair, Tennis/Sport Court
913	88	Maintenance and Repair, Tunnel
913	89	Maintenance and Repair, Utility/Underground Projects
913	90	Maintenance and Repair, Viaduct
913	91	Maintenance and Repair, Wastewater Treatment Plant
913	92	Maintenance and Repair, Water System, Main and Service Line
913	64	Maintenance and Repair: Airport Roadway, Runway and Taxiway
910	52	Maintenance Services, Building (Not Otherwise Classified)
680	63	Maintenance Stands, Fixtures, and Jigs for Weapons
913	67	Maintenance, Repair, and Operation of Drawbridges
855	60	Makeup
095	66	Make-Up Mirrors
953	66	Malpractice, General
953	68	Malpractice, Legal
953	70	Malpractice, Medical
918	75	Management Consulting
890	31	Manhole Risers, Steel Expandable
890	30	Manholes, and Manhole Covers, Frames, Grates, Rings, Yokes, etc.
652	50	Manicuring Equipment and Supplies: Nail Files, Nail Clippers, Nail Polish, Polish Remover, etc.
645	58	Manifold Paper (Including Recycled)
345	68	Manikins and Models, First Aid and Safety Teaching
578	54	Manikins, Clothing Display
271	63	Mannitol Solutions
715	47	Manuals: Parts, Personnel, Policy, Purchasing, Training, etc., Not Otherwise Classified
925	66	Manufacturing Engineering
020	63	Manure Spreaders
908	50	Manuscript Binding, (Sewed)
645	59	Map Paper (Including Recycled)
962	52	Mapping Services (Including Cartography and Surveying Services, Not Aerial)(See 920-33 for Digitized Mapping Services)
920	33	Mapping Services, Digitized, Cartography (See 962-52 for Standard Mapping Services)
305	59	Maps, Engineer and Topographical
135	45	Marble, Building
959	50	Marina Services
120	54	Marine Equipment and Supplies, Recycled
959	51	Marine Equipment Maintenance and Repair (Not Otherwise Listed)
040	75	Marine Life (Not Otherwise Specified)
959	52	Marine Life Services
325	44	Marine Products
725	30	Marine Radio
959	53	Marine Survey Services (Including Sonar Radar, Location/Recovery of Sunken Objects, etc.)
160	45	Markers and Inks
550	28	Markers, Plaques, Placards and Tablets: Dedicational, Historical, Informational, etc.
550	29	Markers, Survey and Right-Of-Way
550	30	Markers, Traffic, Ceramic: Jiggle Bars, etc.
550	31	Markers, Traffic, Concrete
550	33	Markers, Traffic, Fiberglass
550	32	Markers, Traffic, Metal
550	34	Markers, Traffic, Plastic and Rubber
918	76	Marketing Consulting
961	53	Marketing Services (Incl. Distribution, Research, Sales Promotions, etc.)
962	53	Marking and Stenciling Services
550	36	Marking Compound (Thermoplastic), and Marking Powder
500	50	Marking Machines
865	55	Marline Twine
635	38	Masking Film (Spray Booth Lining), Masking Paper, etc.
052	40	Masks
345	72	Masks, Filters, and Parts: Dust and Gas
914	55	Masonry
145	43	Masonry Brushes
545	42	Masonry Saws and Blades (See Class 755 for Road and Highway Concrete Saws)
910	51	Masonry, Concrete, and Stucco Maintenance and Repair (Includes Inside Concrete Sawing and Grouting Work)
490	55	Mass Spectrometers and Accessories
975	44	Mass Transit Bus and Rail Vehicle Rental or Lease
195	40	Master Clock Systems and Parts
965	51	Mat Preparation, Stereotype
975	46	Material Handling Equipment and Allied Item Rental or Lease
929	58	Material Handling Equipment Maintenance and Repair
265	40	Material, Drapery
265	44	Material, Upholstery (Fabric), Furniture and Auto
265	46	Material, Upholstery (Vinyl), Furniture and Auto
578	55	Mats, All Kinds (Not Otherwise Classified)
095	72	Mats, Barber Chair
760	55	Mats, Coco
055	61	Mats, Floor (See 760-56 for Heavy Equipment Type)
760	56	Mats, Floor, for Heavy Equipment (See 055-61 for Automotive Type)
962	54	Mattress and Bedspring Renovation and Repair
850	52	Mattress Covers, Cotton
565	40	Mattress Manufacturing Machinery and Parts
565	45	Mattress Manufacturing Tools
850	56	Mattress Pads
850	60	Mattress Protectors and Pillow Covers, Synthetic
420	68	Mattresses and Bedsprings (See Class 410 for Hospital Type)
240	66	Meal Servers, Insulated
393	62	Meal, Corn
450	59	Measuring Devices for Cable, Hose, Rope, etc.
590	42	Measuring Devices: Pattern Curves, Sewing Gauges, Tapes, Thread Counters, Yardsticks, etc.
305	61	Measuring Equipment, Area (Large Scale)
305	60	Measuring Equipment: Chains, Maps, Optical Tapes, Tapes, Wheels, etc. (Including Photogrammetry and Laser Equipment)
730	54	Measuring Instruments, Analog and Digital (For Capacitance, Current, Frequency, Impedance, Power, Resistance, Sound Level, Voltage, etc.)
393	63	Meat and Meat Products, Canned
775	36	Meat Curing Salt
160	46	Meat Marking, Tying, and Wrapping Equipment and Supplies
160	47	Meat Molds and Presses
390	49	Meat: Cured, Fresh, and Frozen
925	67	Mechanical Engineering
815	40	Mechanical Pump and Shaft Seals
720	40	Mechanical Pumps and Accessories
075	47	Mechanic's Equipment and Tools (Not Otherwise Classified)
075	48	Mechanic's Wire
915	64	Media Clipping Services: Clippings, Outtakes, Critiques, Summaries, etc.(Incl. State, Local, Out-of-State and International)
920	34	Media Conversion Services
998	67	Medical and Dental Equipment and Supplies
948	55	Medical and Laboratory Services (Non-Physician)
715	48	Medical Books and Publications
918	78	Medical Consulting
992	53	Medical Equipment Testing and Calibration Services (Not X-Ray)
475	52	Medical Ergonomic Instruments and Equipment
430	48	Medical Gases (For Anesthesia and Respiration Therapy): Carbon Dioxide, Cyclopropane, Nitrous Oxide, (Pure) Oxygen, etc.
475	53	Medical I.D. Bracelets, Tags, etc., for Hospital Patients and Medical Emergency
208	60	Medical Software, All Types
155	49	Medical Structures, Prefabricated
465	94	Medical Valves
981	52	Meeting Room Equipment and Accessories, Rental or Lease
680	62	Megaphones, Whistles, etc.
380	60	Mellorine
019	53	Melons
175	55	Melting Point Apparatus
460	48	Menders, Hose
952	62	Mental Health Services: Vocational, Residential, Etc.
165	57	Menu Boards
665	48	Mesh Screening, Fiberglass and Plastic
962	55	Metal Coating Services: Thermal Spray and H.V.O.F. (High Velocity Oxy-Fuel)
553	52	Metal Components (Ferrous and Non-Ferrous)
035	68	Metal Crack Detection Dyes
545	43	Metal Electroplating Machine, Accessories & Supplies
233	70	Metal Enameling Material
520	50	Metal Eyelets (For Leather)
890	35	Metal Finders and Detectors, Pipe Locators, etc.
287	36	Metal Items: Boxes, Cabinets, Chassis, Panels, Racks, etc.
700	50	Metal Pig Feeders and Molds
914	58	Metal Work
910	53	Metal Work Maintenance and Repair (Incl. Metal Refinishing Services)
998	68	Metal, Scrap
233	75	Metalcraft Supplies
460	60	Metallic Hose and Fittings
260	52	Metallic Supplies: Alloys, Precious Metals, Tubes, Wires, etc.
925	68	Metallurgical Engineering
967	49	Metals and Metal Products
998	71	Metals other than Scrap (All Types)
570	38	Metals, Alkali (Not Otherwise Classified)
998	69	Metals, Precious
545	45	Metalworking Machines and Tools, (Not Itemized Herein), Portable and Stationary
210	45	Meter Boxes and Concrete Pull Boxes
890	40	Meter Boxes, Meter Vaults, and Valve Boxes (See 210-45 for Concrete Type)
890	45	Meter Fittings, Water, Accessories, Parts, and Conversion Kits
890	46	Meter Reading Devices
968	58	Meter Reading Services
720	41	Meters and Dispensers for Fuel, Oil, and Lubricants
285	63	Meters, Hand Held: Voltage, Amperage, Multi-Hand Held, Phase Indicators, etc.
285	62	Meters, Indicating and Recording (Of Powerline Fluctuations -Voltage or Amperage -Not Hand Tool Type)
285	61	Meters, Indicating and Recording of Power Consumption
690	53	Meters, Indicating Panel
890	44	Meters, Water
405	32	Methanol (Fuel)
580	30	Metronomes and Tuners, Conventional or Electronic
204	53	Microcomputers, Desktop or Towerbased
204	54	Microcomputers, Handheld, Laptop, and Notebook
204	55	Microcomputers, Multi-Processor
575	33	Microfiche and Microfilm Duplicators
575	51	Microfiche and Microfilm Equipment (Not Otherwise Classified)
985	55	Microfiche/Microfilm Equipment and Accessory Rental or Lease
575	47	Microfiche/Microfilm Reader Printer Supplies: Paper, Toner, etc.
575	49	Microfiche/Microfilm Supplies (Not Otherwise Classified): Jackets, Leaders, Mailers, Reels, Spools, Trailers, Aperture Cards, etc.
915	68	Microfiche/Microfilming Services
939	54	Microfilm and Microfiche Equipment Maintenance and Repair
575	30	Microfilm Cameras and Accessories
575	45	Microfilm Process Chemicals
575	40	Microfilm Splicer and Supplies
956	45	Microfilm Subscriptions
715	50	Microfilm, Microfiche, etc. (Prepared)
600	69	Micrographics Equipment and Supplies
490	56	Micromanipulators
803	39	Microphones and Related Equipment (Not Wireless Systems): Chestsets, Earphones, Handsets, Headphones, etc.
803	40	Microphones and Related Equipment (Wireless Systems): Chestsets, Earphones, Handsets, Headphones, etc.
287	42	Microprocessors (CPU Chips, etc.)
490	57	Microscope Accessories: Adapters, Condensers, Filters, Illuminators, Lenses, etc.
495	57	Microscope Slide Preparation Equipment: Staining Racks and Trays, Slide Warmers, etc.
490	58	Microscopes, All Types (For Electron See 490-29, and for Operating Room See Class 465)
495	58	Microscopy Supplies: Cement, Immersion Oil, Slide Holders and Mailers, etc.
287	48	Microwave Equipment and Accessories: Band Pass Filters, Coaxial Attenuators, Couplers, Switchers, Tellurometers, Tuners, Wave Guides (Not Communication Type)
725	36	Microwave Equipment Including Security Sensors
257	46	Military Explosives: Bombs, Mines, etc.
257	47	Military Watercraft (Submarines, Aircraft Carriers, Cruisers, etc.)
245	30	Milk Bottle Caps, Metallic and Paper
245	35	Milk Bottles, Glass
245	40	Milk Cans, All Types
245	45	Milk Cartons, Paper and Plastic (Including Liners)
245	50	Milk Crates
065	60	Milk Delivery Bodies
245	55	Milk Dispenser Can Tubes
245	59	Milk Filling Machines, Accessories and Supplies (Dispenser Bags, etc.)
245	60	Milk Filters
245	80	Milk Processing Equipment (Homogenizers, Pasteurizers, etc.) and Parts
325	48	Milk Products
845	35	Milk Testing Equipment (For Dairy Thermometers See 245-87)
380	75	Milk, All Types
393	64	Milk, Evaporated and Condensed
393	65	Milk, Powdered
245	70	Milking Machines, Accessories, and Parts: Compressors, Pulsators, etc.
790	32	Millet Grass
545	48	Milling Machines
370	34	Milling Machines, Food
961	54	Milling Services: Grain, Cottonseed, Vegetable, Wood, etc.
150	49	Millwork: Counters, Custom-Made Cabinets, Shelves, Stairs, etc.
393	66	Mincemeat
180	66	Mineral Oil, Petrolatum, etc.
010	72	Mineral Wool: Blankets, Blocks, Boards
578	56	Minerals and Ores
906	60	Mining and Minerology - Architectural
925	69	Mining and Minerology/Engineering
961	55	Mining and Quarrying Services
545	47	Mining Machinery and Equipment (See 545-51 for Oil and Gas Equip.)
120	55	Minnow Tanks
918	79	Minority and Small Business Consulting
440	50	Mirror Glass
420	72	Mirrors, Glass (Not Auto, Barber, Safety, Security, or Telescope) (Including Parts and Accessories)
445	48	Mirrors, Inspection Type
055	64	Mirrors, Rearview, Interior and Exterior
420	74	Mirrors, Safety and Security (For Blind Corners in Hallways, etc.): Parabolic, Convex, Hemispherical, etc. (Including Parts and Accessories)
420	73	Mirrors, Safety and Security, Non-Glass, Flat Type (For Prison or High Risk Areas) (Including Parts and Accessories)
992	55	Miscellaneous Testing and Calibration Services
864	55	Miscellaneous Train Controls
257	67	Missile Subsystems (Including Boosters, Warheads, Pin Pullers, Jet Reaction Control Assy)
257	50	Missiles, Air to Air (Guided)
257	51	Missiles, Air to Surface (Guided)
257	53	Missiles, Antiaircraft (Guided)
257	52	Missiles, Antiballistic (Guided)
257	54	Missiles, Antimissile (Guided)
257	55	Missiles, Antiship (Guided)
257	56	Missiles, Antitank (Guided)
257	58	Missiles, Ballistic (Guided)
257	60	Missiles, Cruise (Guided)
257	63	Missiles, Surface to Surface (Guided)
257	64	Missiles, Training (Guided)
445	47	Mitre Boxes
630	44	Mix, Paint Water
325	52	Mixed Feed, All Types (Includes Feed for Poultry, Deer, etc.)
052	48	Mixed Media
045	51	Mixers, Food (Household Types)
765	37	Mixers, Lime Slurry
890	47	Mixing and Agitation Equipment
971	39	Mobile Home Rental or Lease
971	40	Mobile Office Rental or Lease
065	62	Mobile Service and Lubrication Bodies
232	55	Model Kits and Parts: Airplane, Automobile, Ship, etc.
906	61	Models of Layouts and Buildings to Scale, Architectural
260	54	Models, Manikins, and Instructional Aids
206	59	Modems, External Data Communications
204	58	Modems, External, Data Communications
920	35	Modification of Existing Equipment (Including Cost of Parts)
425	54	Modular Panel Systems, (With Metal Connecting Mechanism)
425	55	Modular Panel Systems, (With Synthetic Connecting Mechanism)
850	61	Mohair
605	46	Moisteners, Sanitary; and Rubber Finger Tips
055	66	Moisture Separators
025	70	Moisture Separators, Non-Refrigerated
025	80	Moisture Separators, Refrigerated
845	45	Moisture Testers (Not for Soils)
845	46	Moisture-Density Tester (For Soils): Nuclear Moisture-Density Gauges, etc.
325	56	Molasses, Stock Feed
135	46	Molding, Brick
553	54	Moldings (Blow, Injection, Reaction, Vacuum)
150	51	Moldings, Metal
150	52	Moldings, Plastic
150	53	Moldings, Strips, Stops, Rounds, etc.: Wood
210	47	Molds and Parts, Concrete
946	66	Monetary Systems (Incl. Analysis, Liquidity, Policy, etc.)
318	50	Money Changers
912	68	Monitoring Services, Structural
915	70	Monitoring Services: Parolee, Patient, Convict, etc.
465	60	Monitoring Systems, All Types (Hospital and Patient)
285	66	Monitors and Related Equipment, Power Line
204	60	Monitors, Color and Monochrome (CGA, VGA, SVGA, etc.)
206	61	Monitors, Color and Monochrome (CGA, VGA, SVGA, etc.)
055	68	Monitors, Computerized (Brakes, Lights, RPM, Temperature, etc.)
295	48	Monitors, Elevator and Escalator
320	40	Mono-Bolts, Power Locking
558	37	Monorail System, Accessories, and Parts
485	68	Mop Buckets, Wringers, Bucket Trucks, and Attachments
954	10	Mop Cleaning Service
140	66	Mop Manufacturing Machinery and Parts
140	69	Mop Manufacturing Tools
485	70	Mops and Handles, Dry and Treated Types
485	72	Mops and Handles, Wet Types
315	80	Mortars and/or Grouts
946	64	Mortgage Banking Services
952	64	Mortuary and Funeral (Including Crematory Services)
465	61	Mortuary Equipment and Supplies: Embalming Fluid, Embalming Pumps, Injectors, etc. (For Shrouds See Class 475)
410	42	Mortuary Equipment: Autopsy Tables, Cadaver Tables, Refrigerators, etc.
204	62	Motherboards
691	51	Motion Components, Linear (Shafts, Bearings, Support Blocks, Slides, Ball Screw)
915	69	Motion Picture Production and Distribution Services
715	55	Motion Pictures (See Class 475 for Medical Training Films)
929	60	Motor and Engine Maintenance and Repair, Small Gasoline
120	56	Motor and Engine Parts and Accessories (Miscellaneous), Marine
285	64	Motor Controllers, Contactors, Push Button Stations, Relays, Safety Switches, Starters, Coils and Brushes
120	59	Motor Conversion Unit (Outboard Propeller to Jet Water Drive)
070	15	Motor Homes
941	64	Motor Maintenance and Repair, Vertical
929	61	Motor Rewinding and Repairing, Electric
070	20	Motor Scooters and Trucksters, Electric Powered (Including Golf Carts and All Terrain Vehicles)
070	18	Motor Scooters and Trucksters, Engine Driven (Including all Terrain Vehicles)
070	12	Motorcycles, Accessories, and Parts
929	62	Motorcycles, Bicycles, Motor Scooters, and Trucksters (Including Golf Carts), Maintenance and Repair
975	50	Motorcycles, Motor Scooters, and Trucksters Rental or Lease
691	52	Motors (AC, DC, Vector Duty, Washdown, Brake, Stainless) (Also See Class 285)
545	49	Motors and Engines (Including Parts), Industrial, All Types (Not Automotive, Lawn or Marine)
285	68	Motors and Parts, Fractional H.P. Electric
285	70	Motors and Parts, Integral H.P., Single Phase, Electric
285	71	Motors and Parts, Integral H.P., Three Phase, Electric
025	85	Motors, Air Compressor
120	58	Motors, Inboard, Diesel, Marine
120	60	Motors, Inboard, Gasoline
120	57	Motors, Marine, Electric
120	62	Motors, Outboard, Diesel
120	63	Motors, Outboard, Gasoline
495	60	Mounts and Models
652	54	Mouthwash
962	56	Moving Services
295	50	Moving Walks and Parts
962	57	Moving: House, Portable Building, etc.
020	65	Mower (Steep Slope Type with Cutter Head on Telescoping Boom): Flail, Rotary, or Sickle Bar Cutter Heads, For Mounting on Tractors or Trucks (See Class 515 for Lawn Type Mowers)
020	64	Mower, Articulated Boom: Flail, Rotary, or Sickle Head
020	68	Mower, Center Mounted; and Tractor (See Class 515 for Lawn Type Mowers)
020	66	Mower, Tractor Mounted (Steep Slope Type with Cutter Head on Telescoping Boom): Flail, Rotary, or Sickle Bar Cutter Heads (See Class 515 for Lawn Type Mowers)
020	67	Mower-Tractor Unit or Self-Propelled Mower, for Slope Mowing (See Class 515 for Lawn Type Mowers)
460	65	Mud Jack Hose
765	41	Mud Jacks and Accessories (Except Hose)
988	59	Mulch/Compost Production Services
040	80	Mules and Donkeys
600	72	Multi-Function Office Machines (Combination of Fax-Copier-Scanner-Printer, etc.)
715	60	Multimedia Sets (Prepared)
640	40	Multiwall Paper Bags
640	42	Multiwall Wrapping Paper, Rolls or Sheets
925	70	Municipal Engineering
335	54	Muriate of Potash (Potassium Chloride)
269	73	Muscle Relaxants, Smooth
495	65	Museum Preparations and Supplies: Labels, etc.
209	60	Music or Sound Editing Software (Mini/Mainframe Computer)
803	50	Music Systems and Components (Stereo Only)
803	45	Music Systems and Components: Amplifiers, Mixers, Preamplifiers, Tuners, Turntables, etc.
580	35	Music, Sheet and Folio
952	65	Musical Awareness Services
998	70	Musical Equipment
977	59	Musical Instrument Rental or Lease
580	40	Musical Instrument Repair Parts and Supplies (Except Organ and Piano)
931	58	Musical Instruments, Maintenance and Repair
961	57	Musical Production Services
580	45	Musical Supplies: Music Holders, Strings, Reeds, etc.
450	58	Nails, Brads, Concrete Nails, Masonry Nails, Spikes, Staples, Tacks, etc. (See 559-79 for Railroad Track Spikes)
520	52	Nails, Tacks, and Wire, Shoe
665	54	Nameplates (Engraved) and Easels
080	50	Nameplates, Metal, Adhesive Back
080	53	Nameplates, Metal, Nonadhesive
080	55	Nameplates, Plastic
080	56	Nameplates, Specialty (Including Clocks, Logos, Pen/Pencil Sets, etc.)
405	33	Naphtha
165	59	Napkin Holders
918	81	Natural Disasters (Fire, Flood, Wind, Quakes) Consulting
120	64	Navigation Instruments, Marine: Compasses, Sextant, etc. (For Electronic Navigation Equipment See Class 220)
520	54	Neat's-Foot Oil
520	56	Needles and Awls, Shoe Machine
565	50	Needles, Mattress
590	44	Needles, Pins, Thimbles, etc.
475	61	Needles, Specialized: Biopsy, Spinal, Surgical, etc.
232	60	Needlework Kits and Supplies: Crewel, Embroidery, etc.
965	54	Negative and Plate Preparation for Offset Printing
961	58	Negotiation Services
685	70	Nest Pads
510	72	Net Pins
120	67	Nets and Repair Supplies (For Wildlife Trapping)
120	65	Nets and Repair Supplies, Marine
510	80	Nets, Laundry
206	64	Network Components: Adapter Cards, Bridges, Connectors, Expansion Modules/Ports, Hubs, Line Drivers, MSAUs, Routers, Transceivers, etc.
204	64	Network Components: Adapter Cards, Bridges, Connectors, Expansion Modules/Ports, Hubs, Line Drivers, MSAUs, Routers, Transceivers, etc.
920	37	Networking Services (Including Installation, Security, and Maintenance )
495	69	Neuropsychological Testing Equipment: Reaction Time, Rotary Pursuit, etc.
956	49	Newsletter Subscriptions
915	71	Newspaper and Publication Advertising
908	55	Newspaper Binding (Sewed), Rebinding, and Repairing
956	50	Newspaper Subscriptions
645	61	Newsprint (Including Recycled)
570	39	Nickel
680	65	Night Vision Systems
825	62	Nipple Pails
885	74	Nitrogen and Oxygen, Liquid
430	51	Noble (Inert) Gases: Argon, Helium, Krypton, Neon, Radon, Xenon
150	54	Non-Corrosive Doors and Components
192	55	Nonflammable Solvent Mixtures (Safety Solvents)
578	57	Non-Metallic Structural Shapes (Not Otherwise Classified)
360	28	Nonslip Floor Coverings: Mats, Rolls, Strips, etc.
946	67	Notary Public Services
785	73	Notebooks and Spirals
924	60	Not-For-Credit Classes, Seminars, Workshops, etc.
037	52	Novelties and Advertising Specialty Products
340	64	Nozzles, Fire Hose and Parts
593	50	Nuclear Energy Machinery and Equipment (Subcritical Assy., Dosimetry Equip., Hot Cell Devices, Nuclear Reactor Equip., etc.)
925	72	Nuclear Engineering
490	65	Nuclear Equipment and Accessories: Magnetic Shielding, Particle Accelerators, Counters (Research Type), Scintillating Crystals, etc.
490	68	Nuclear Magnetic Resonance (NMR) Apparatus
193	66	Nuclear Medicine Test Kits
490	69	Nuclear Radiation Sources (Not for Medical Use)
490	71	Nuclear Safety Equipment and Supplies: Dosimeters, Film Badges, Lead Shielding, Radiation Monitors, Survey Meters (For Warning Tape See Class 832)
785	74	Number Boards and Directory Boards
700	52	Numbering Machines and Devices (For Print Shops and Presses; See 605-50 for Office Type)
578	58	Numbering Machines and Equipment (Take-A-Number)
605	50	Numbering Machines and Supplies: Ink, Pads, etc.
966	55	Numbering Services, Printing
725	40	Nurse Call Systems
410	54	Nursery Equipment and Furniture, Infant
465	63	Nursery Supplies: Infant Measuring Devices, etc. (For Incubators See Class 410)
595	40	Nursery, Greenhouse and Floral Supplies: Labels, Planters, Pots, Tags, Trellises, etc.
410	48	Nurses' Desks and Accessories
948	65	Nursing Home Services
948	64	Nursing Services
115	50	Nutritional Chemicals (Not For Human Use): Carbohydrates, Proteins, Vitamins, etc.
271	68	Nutritional Product IV Solutions: Amino Acids, Fat Emulsions, Protein Hydrolysate, etc.
393	67	Nuts, Edible
320	43	Nuts, Metal or Other Material (Not Steel)
320	42	Nuts, Steel (Including Nutserts)
019	56	Nuts, Tree
865	60	Nylon Twine
670	43	Oakum
440	51	Obscure Glass (Not Florentine)
925	73	Ocean Engineering Services
495	70	Oceanography and Limnology Equipment: Dredges, Thermographs, etc.
209	62	OCR and Scanner Software
208	61	OCR and Scanner Software
885	76	Odor Control Chemicals, etc.
031	69	Odor Control Equipment (Indoor)
031	70	Odor Control Equipment, Duct Air (Including Ozone Type)
493	48	Odor Control Equipment, Duct Mount Ozonators
155	50	Office Buildings, Modular and Portable
998	72	Office Equipment (Not Copiers)
992	58	Office Equipment Testing Services
939	59	Office Equipment, Filing Systems, etc., Maintenance and Repair
939	60	Office Machines and Mechanical Aids, Small, Maintenance and Repair
600	73	Office Machines, Equipment, Accessories, and Supplies - Recycled
985	59	Office Machines, Equipment, and Accessories (All) Rental or Lease
971	45	Office Space Rental or Lease
070	22	Off-Road Vehicles (Tracked or Wheeled)
645	64	Offset Paper (Including Recycled)
700	53	Offset Plate Makers and Processors
700	56	Offset Printing (Duplicating and Lithographing) Machines and Equipment (For 17 in. x 22 in. and Larger)
700	55	Offset Printing (Duplicating and Lithographing) Machines and Equipment (Smaller than 17 Inches by 22 Inches)
966	62	Offset Printing, Booklets, Saddle Stitch Binding (Quan. Over 100,000): Books andMagazines
966	64	Offset Printing, Booklets, Saddle Stitch Binding (Quantities over 100,000): Books and Magazines
966	63	Offset Printing, Booklets, Saddle Stitch Binding (Quantities up to 100,000; 4 Color Process or Tight Registration Required): Books, Magazines, etc.
966	66	Offset Printing, Books, Perfect Bound (Quan. Over 10,000); 4 Color Process Acceptable
966	65	Offset Printing, Books, Perfect Bound (Quan. up to 10,000); 4 Color Process Acceptable: College Catalogues, Telephone Books, etc.
966	67	Offset Printing, Custom Bound, Hardback, Leather, etc.: Books
966	69	Offset Printing, General, Large Press Work (Quan. up to 100,000); One or More Colors, Close Registration Required, No 4-Color Processes, Finished Sizes May Exceed 11 x 17 in., May Have Large Solids
966	68	Offset Printing, General, Large Press Work (Quan. up to 100,000); One or More Colors, Close Registration Required, No 4-Color Processes, Finished Sizes May Exceed 8-1/2 x 11 in., Newsletters, etc.
966	58	Offset Printing, General, Large Press Work (Quan. up to 100,000); One or More Colors, No 4 Color Processes or Close Registration Required, Finished Sizes May Exceed 11 x 17 In., May Have Large Solids
966	59	Offset Printing, General, Large Production Runs on Large or Web Press (Quan. Over 100,000), One or More Colors, No 4 Color Processes or Close Registration Required, May Exceed 11 x 17 In. and Have Large Solids
966	57	Offset Printing, General, Small Press Work (Quan. up to 25,000), One or More Colors, No 4 Color Processes or Large Solids or Close Registration; up to 11 x 17 In.: Brochures, Newsletters, Covers, Posters, etc.
966	61	Offset Printing, Large Production Runs (Quan. Over 100,000); 4 Color Process or Close Registration Required: Color Brochures, Maps, etc.
966	60	Offset Printing, Large Production Runs (Quan. up to 100,000); 4 Color Process orClose Registration Required: Color Brochures, Maps, etc.
659	54	Offsets, Plugs, Pipe Rests
075	50	Oil Analysis and Diagnostic Equipment
405	51	Oil and Fluid, Hydraulic
545	51	Oil and Gas Machinery and Equipment (Drilling Rigs, etc.)
405	38	Oil and Grease Additives
926	65	Oil and Petroleum Spill Services (Including Removal of Used Petroleum Products)
820	75	Oil Coolers
065	65	Oil Field Bodies
929	63	Oil Field Equipment Maintenance and Repair
992	59	Oil Field Equipment Testing Services
720	43	Oil Pumps and Accessories (See 060-64 for Automotive Type)
820	76	Oil Purifiers
815	48	Oil Seals
890	48	Oil Skimming Equipment and Parts
545	52	Oil Spillage Containment, Purification, and Recovery Equipment
989	54	Oil Well Sampling and Core Sample (Billets) Preparation Services
405	39	Oil, Automotive Engine
405	36	Oil, Automotive Transmission
405	42	Oil, Aviation Engine
405	45	Oil, Chain Saw
485	74	Oil, Chemical, and Hazardous Material Spill Absorbents, Cleaners, Neutralizers, and Pads (Including Microrganisms, Live)
405	47	Oil, Compressor
405	37	Oil, Crude
405	48	Oil, Cutting
405	49	Oil, Gear
405	50	Oil, Heat Transfer Fluid, Fire-Resistant
405	52	Oil, Instrument
405	57	Oil, Lubricating: Differential and Gear Lubricant
405	54	Oil, Lubricating: Household, General Purpose, etc.
405	60	Oil, Marine Engine
405	63	Oil, Outboard Motor
405	66	Oil, Penetrating, Special Use (May Contain Graphite)
405	69	Oil, Pump, Vacuum
405	72	Oil, Refrigeration
405	74	Oil, Steam Cylinder
405	75	Oil, Transformer
405	81	Oil, Turbine
405	82	Oil, Two-Cycle Engine
370	35	Oil, USDA Approved for Food Processing
405	84	Oil, Wax (Paraffin)
926	66	Oil/Water Separator Inspection and Testing Services
450	60	Oilers, Hand
405	73	Oils and Lubricants for Special/Severe Service
998	74	Oils and Other Petroleum Products, Waste
390	56	Oleomargarine
645	66	Onionskin (Including Recycled)
180	70	Opacifiers
575	50	Opaque Viewers (For Microprints and Other Opaque Microforms)
305	64	Opaquing and Transparentizing Liquids, Erasing Fluids, and Pastes
410	60	Operating and Examination Room Furniture: Instrument Tables and Stands, IV Stands, Stools, Work Tables, etc.
475	62	Operating and Examining Apparel, Disposable: Capes, Caps, Examination Paper, Gowns, Masks, etc.
875	53	Operating Room Equipment
465	64	Operating Room Equipment (Not Furniture)
864	65	Operations Control Center
625	46	Optical Components: Blanks, Domes, Filters, Lenses, Mirrors, Prisms, etc. (See Class 490 for Microscopes)
938	74	Optical Equipment Maintenance and Repair
490	72	Optical Laboratory Equipment: Beam Splitters, Choppers, Diffraction Gratings, Interferometers, Monochromators, Optical Benches and Tables, etc.
966	70	Optical Scanning Form Printing
920	38	Optical Scanning Services
948	68	Optician/Optometrical Services (Non-Physician)
625	52	Opticians' Furniture: Cabinets, Chairs, etc.
625	65	Opticians' Tools and Supplies
958	71	Orchard and Vineyard Management Services
065	66	Ordnance (Explosive) Disposal Bodies
465	66	Organ Preservation Equipment: Perfusion Chambers, etc.
335	60	Organic Base (Including Manure and Guano)
918	83	Organizational Development Consulting
055	69	Organizers (Cup Holders, Tissue Dispenser, etc.)
580	55	Organs (Conventional), Accessories, Parts and Supplies
470	54	Orientation or Navigational Aids for the Disabled
540	49	Oriented Strandboard (OSB, Wafer Board)
815	45	O-Rings
570	40	Ornamental Ironwork
465	67	Orthopedic Equipment: Bone Plates, Bone Saws, Cast Cutters, Drills, Nails, Pins, Prosthetic Bones and Joints, Screws, etc.
220	36	Oscillographs (Cathode-Ray Recording Systems) and Accessories
730	60	Oscilloscopes, Waveform Analyzers, and Accessories
493	50	Osmometers
475	63	Ostomy Care Products
400	75	Ovens, Annealing
090	56	Ovens, Bakery
165	60	Ovens, Convection and Microwave (Commercial)
545	53	Ovens, Industrial Process and Heat Cleaning
175	60	Ovens, Laboratory
045	52	Ovens, Microwave and Convection (Household)
910	55	Overhead Door Installation, Maintenance, and Repair
150	55	Overhead Doors: Garage, etc. (See Class 450 for Hardware)
780	64	Over-Under (Even Balance) Scales
190	69	Oxides (Including All Oxided Substances)
190	68	Oxidizing and Bleaching Agents
035	71	Oxygen Equipment, Aircraft
820	78	Oxygen Reduction Equipment, Dissolved
269	76	Oxytocics
890	49	Ozone and Oxygen Generating Equipment and Parts
320	50	Package Tying Machines and Parts
962	64	Packaging and Wrapping Services (Incl. Shrink Wrapping)
640	44	Packing List Envelopes (Plastic and Paper), Self Adhesive
640	43	Packing Materials for Mailing and Shipping (Not Containers)
192	60	Packing Plant, Smokehouse, and Slaughter House Cleaning Compositions
815	52	Packing, All Kinds (Except Sheet): Rod, Shaft, Valve Stem, etc.
720	42	Packing, Pump
815	54	Packing, Sheet, All Kinds
475	66	Packs, Pads, and Drapes, Surgical: Lap Sponges, OB Pads, etc.
360	30	Padding and Cushioning, Carpet
120	70	Paddles and Oars
615	65	Pads and Covers, Office Machine, All Types
510	83	Pads and Padding
465	70	Pads and Pumping Systems, Alternating Pressure Point
465	72	Pads and Systems, Fluid Circulating (Cooling and Warming)
615	62	Pads and Tablets: Analysis, Columnar, Figure, Memo, Note, Ruled, Post-It Notes, Telephone Message, etc.
450	62	Pads, Equipment Foundation, All Types (Including Recycled Type)
850	62	Pads, Furniture, Protective and Moving
465	73	Pads, Heating, Standard Type
515	59	Pads, Kneeling, Lawn and Garden
475	65	Pads, Sterile, Impregnated (For Topical Applications)
125	68	Page Repair Products (Mending Tapes and Cleaners)
470	55	Page Turners
725	45	Pagers, Radio
803	55	Paging Systems, Loud Speaker Type
803	56	Paging Terminal, Solid State (Computerized)
450	61	Pails, Buckets, Tubs, etc. (See 450-34 and 450-87 for Other Types)
100	40	Pail-Type Containers, Steel
145	45	Paint and Varnish
630	45	Paint and Varnish Removers (Includes Painted Graffiti Removers) (See 485-16 for Other Types of Graffiti Removers)
635	45	Paint and Varnish Removing Equipment
635	40	Paint Conditioners, Mixers, Shakers, and Tinting Machines
192	65	Paint Spray Booth Compounds, Water-Soluble
630	67	Paint Sticks, Annealing
992	61	Paint Testing Services
630	47	Paint, Aluminum (Not Roof Coating)
630	49	Paint, Automotive and Machinery
630	50	Paint, Deck and Floor
630	55	Paint, Freezer and Wet Surface
630	56	Paint, House and Trim
630	59	Paint, Marine
630	61	Paint, Masonry
630	57	Paint, Miscellaneous: Blockout, Bronzing Liquid, Epoxy, Fluorescent, Oil Paste, Reflective, Tint Base, Tree Pruning, USDA Approved, etc.
630	62	Paint, Rust Preventative
630	63	Paint, Sports Court (Outdoor)
630	64	Paint, Spray (Aerosol)
630	65	Paint, Swimming Pool
967	55	Paint, Varnish, Lacquer and Related Products Production Services
914	61	Painting
983	55	Painting Equipment and Supplies Rental or Lease
934	58	Painting Equipment Maintenance and Repair
929	67	Painting Services, Road and Heavy Industrial Equipment
910	54	Painting, Maintenance and Repair Services (Including Caulking)
928	57	Painting, Vehicle
052	56	Paintings (Originals) (Oil, Acrylic, Water Color, etc.)
010	75	Paints, Primers, Sealers, etc. (For Insulation)
630	66	Paints, Traffic
560	53	Pallet Storage Racks
560	54	Pallets and Skids (Metal, Plastic, Wood)
385	56	Pancakes and Waffles
910	56	Panel Wall Systems Installation, Maintenance, and Repair
200	44	Pants, Slacks, Trousers, Shorts, Jeans, etc.
700	63	Paper and Chemistry for Diffusion Transfer, Photographic (Graphic Arts)
700	71	Paper and Film Shredders
998	75	Paper and Paper Products (Including Boxes)
645	69	Paper and Paper Products, Scrap or Waste
655	71	Paper and Plates, Photographic
967	54	Paper and Pulp Products
015	55	Paper and Supplies (For Dual Spectrum Process Copying Machines)
615	67	Paper Clips, Ball Bearing
615	69	Paper Clips, Clamps, Fasteners (Round and Flat Head), Dispensers, etc.
700	62	Paper Cutters and Trimmers
966	71	Paper Cutting, Drilling, Folding, Punching, Shredding, Trimming, etc.
700	65	Paper Drilling Machines
615	71	Paper Fasteners, Prong Type
475	64	Paper Goods: Diapers, Medication Blister Cards, Pillow Cases, Sheets, Wiping Tissues, etc.
505	63	Paper Goods: Shirt Bands and Boards, etc.
785	76	Paper Items, Classroom: Composition Books, Scrapbooks, Examination Booklets, Notebook Filler, Tablets, etc.
700	68	Paper Joggers
233	80	Paper Making Equipment and Supplies, Handmade: Beaters, Screens, Vats, etc.
700	69	Paper Production and Processing Equipment and Supplies (Not Otherwise Classified)
640	50	Paper Products: Cups, Napkins, Plates, Straws, Facial Tissues (Other Than Hospital), etc.
125	72	Paper Treatment Chemicals (Deacidifiers)
605	55	Paper Trimmers, Hand, Blade Type
605	57	Paper Trimmers, Hand, Rotary Type
010	76	Paper Type Insulation Material (Cellulose, etc.)
015	38	Paper, Chemicals, and Supplies (For Blueline Machines)
015	39	Paper, Chemicals, and Supplies (For Coated or Treated Paper Type Copying Machines)
015	45	Paper, Chemicals, and Supplies (For Diffusion Transfer Type Copying Machines)
015	70	Paper, Chemicals, and Supplies (For Thermal Process Copying Machines)
037	56	Paper, Crepe
640	45	Paper, Food Processing (Fresh and Frozen): Butcher Paper, Butter Paper, Freezer Paper, Vegetable Paper, etc.
125	70	Paper, Reproduction Proofing
770	48	Paper, Roofing
250	55	Paper, Tabulating Stock
660	29	Papers and Storage Bags, Tobacco
175	62	Papers, Laboratory
035	72	Parachutes and Drag Chutes
505	68	Paraffin Wax
475	68	Paramedic Equipment and Supplies (Not Otherwise Classified)
645	68	Parchment Paper (Including Recycled)
952	67	Parenting Intervention
988	63	Park Area Construction/Renovation
931	65	Park, Playground, and Swimming Pool Equipment Maintenance and Repair
998	77	Parking and Water Meters
936	53	Parking Equipment Maintenance and Repair (See 936-37 for Parking Gates)
971	55	Parking Lot Rental (Not Designated)
958	72	Parking Management Services
968	60	Parking Meter Services (Including Collection, Installation, and Removal)
550	38	Parking Meters and Area Control Equipment
962	59	Parking Services: Operation, Admission, Supervision
988	64	Parks Systems Administrative Services
988	65	Parks Systems Technical Services
540	50	Particleboard, All Types
425	56	Partitions, Free Standing, All Types, Stock Sizes
150	56	Partitions, Office, Metal and Glass, Custom-Made
150	58	Partitions, Office, Wood and Glass, Custom-Made
924	64	Partnering Workshop Facilitation Services
035	70	Parts (Except Engine), Airplane
035	75	Parts (Except Engine), Helicopter
075	49	Parts Washing Equipment Including Air Agitated and Pump Agitated (Also See 075-19)
928	58	Parts Washing Services
962	60	Party, Holiday, and Event Decorating Services
558	55	Passenger Cars, Heavy (Non-Powered)
558	50	Passenger Cars, Heavy (Self-Propelled)
558	45	Passenger Cars, Light (Non-Powered)
558	40	Passenger Cars, Light (Self-Propelled)
295	70	Passenger Elevators and Parts
940	50	Passenger Transportation Services, Railroad
959	56	Passenger Transportation Services, Ship or Ferry
070	23	Passenger Vehicles, Electric
393	61	Pasta (Including Macaroni, Noodles, and Spaghetti)
165	61	Pasta Cookers and Machines
375	50	Pastry Shells
020	69	Pasture Renovators
520	58	Patching and Upper Shoe Machine
500	55	Patching Machines, Electric
750	60	Patching Materials (Not Asphaltic)
745	65	Patching Mix, Asphalt Concrete
745	67	Patching Mix, Cutback Asphalt
155	54	Patio Covers, Fiberglass and Plastic
155	60	Patio Covers, Metal
990	67	Patrol Services
795	60	Pattern Paper
590	48	Patterns, Clothing
085	65	Patterns, Cotton Bagging
968	62	Pavement Data Collection Services
765	43	Pavement Marking Removal Equipment and Accessories
968	61	Pavement Marking Services (Including Removal of Markings)
845	49	Pavement Testing and Data Collection Equipment
912	73	Paver Block Installation
210	55	Paving and Stepping Blocks
913	94	Paving/Resurfacing, Alley and Parking Lot
913	95	Paving/Resurfacing, Highway and Road
913	96	Paving/Resurfacing, Street (Major and Residential)
804	53	Payload Delivery Systems, Spacecraft
393	68	Peanut Butter
325	60	Peanut Products
595	50	Peat Moss
165	62	Peelers, Fruit or Vegetable
370	36	Peelers, Slicers, and Dicers
520	59	Pellets, Shoe Sole
620	85	Pen and Pencil Sets
620	81	Pen Refills (General Writing Types): Ball Point, Nylon Tip, Plastic Tip, etc.
605	60	Pencil Sharpeners, Electric and Battery Operated
605	63	Pencil Sharpeners, Manual; and Parts
620	60	Pencils, Lead; Pencil Leads; Pencil Lengtheners; etc.
620	70	Pencils, Marking (Including Mechanical Types and Refills): "Grease" or "China" Types, etc.
620	71	Pencils, Marking (Not Grease or China Types)
620	80	Pens (General Writing Types): Ball Point, Nylon Tip, Plastic Tip, etc.
620	86	Pens, Erasable Markers (For Porcelain Boards, etc.)
620	79	Pens, Fountain
620	90	Pens, Marker Type (Including Highlighter Types)
190	81	Pentachlorophenol (Penta), Creosote Oil, and other Wood Preservatives
595	52	Perennials
600	74	Perforating Machines
180	72	Perfumes and Essential Oils: Citronella, etc.
984	54	Peripheral Miscellaneous Rental or Lease: Keyboards, Mice, Monitors, etc.
206	66	Peripherals, Miscellaneous: Graphic Digitizers, Joy Sticks, Light Pens, Mice, Pen Pads, Trackballs, etc.
204	68	Peripherals, Miscellaneous: Joy Sticks, Graphic Digitizers, Light Pens, Mice, Pen Pads, Trackballs, etc.
926	70	Permitting Services, Environmental
470	56	Personal Care Devices for the Handicapped (Not Otherwise Listed)
952	68	Personal Care Services
345	73	Personal Distress Warning Devices
652	57	Personal Hygiene Kits for Men and Women
475	67	Personal Items: Applicators, Corn Plasters, Safety Pins, Suspensories, Tongue Blades, etc.
345	74	Personal Protective Equipment (PPE), (Bloodborne Pathogen Protection), Not Listed Elsewhere
958	74	Personnel Management Services
961	62	Personnel Services (Not Employment)
962	69	Personnel Services, Temporary
208	63	Personnel Software
209	64	Personnel Software
918	85	Personnel/Employment Consulting
910	59	Pest Control (Incl. Termite Inspection and Control, Bird Proofing, Animal Trapping, Rodent Control, Exterminating and Fumigation)
988	72	Pest Control (Other Than Buildings)
675	54	Pesticides
906	62	Petroleum and Fuel (Storage and Distribution) - Architectural
925	74	Petroleum and Fuel (Storage and Distribution)/Engineering
845	50	Petroleum Production Test Equipment (Specialized): Retorts (High-Temperature), Rheometers, Well Testers (For Gas, Liquid and Water Production), etc.
962	61	Petroleum Production, Transmission, and Distribution Services (Including Drilling, Exploration, Extraction, Natural Gas, LPG Gas, etc.)
405	95	Petroleum Products, Scrap or Waste
962	66	Petroleum Refining Services
845	51	Petroleum Test Equipment and Supplies (To Determine Recyclability)
175	65	pH Buffer Solutions, Indicators, and Papers
885	78	pH Control Chemicals: Caustic Soda, Lime, Muriatic Acid, Quicklime, Soda Ash, etc.
898	48	Phantoms
475	69	Pharmaceutical Equipment and Supplies (Not Otherwise Classified)
967	57	Pharmaceutical Products (Incl. Drugs and Medicines)
948	72	Pharmaceutical Services
260	56	Pharmaceuticals, Dental: Anesthetics, Antiseptics, Plaque Disclosing Liquids and Tablets, etc.
875	58	Pharmaceuticals, Veterinary, Animal: Drugs, Vaccines, etc.
875	59	Pharmaceuticals, Veterinary, Marine Life: Drugs, Vaccines, etc.
465	75	Pharmacy Equipment and Accessories
190	70	Phenol, Liquid
715	80	Phonograph Records, Sound Tapes, etc. (Prepared)
335	66	Phosphate, Agricultural (Including Triple Superphosphate)
325	62	Phosphate, Defluorinated
180	74	Phosphates, Inorganic
655	78	Photo Identification Systems, Complete
700	72	Photocompositors (Photo Typesetting Machines) and Supplies (See 700-28 for Processors)
220	42	Photoelectric Control Devices
985	61	Photographic and Recording Equipment Rental or Lease
971	57	Photographic and Recording Facility Rental or Lease
998	76	Photographic Equipment
939	66	Photographic Equipment (Not Including Graphic Arts, Microfilm, and X-Ray) Maintenance and Repair
052	64	Photographs
035	77	Photographs, Aerial
915	72	Photography (Not Including Aerial Photography)
493	52	Photometers, Flame
493	54	Photometers, Photoelectric (Colorimeters, Transmittance)
490	73	Photometers, Reflectance
690	56	Photo-Voltaic Generating Systems
805	62	Physical Education Equipment, Adaptive: Body Alignment Wedges, Mobile Mats, Stimulation Boards, Straddle Seats, Vestibular Boards, etc.
948	73	Physical Fitness Programs
465	76	Physical Therapy Equipment and Supplies
948	71	Physician Credentialing Services
780	72	Physician's Scales: Clinical, Office, etc.
490	74	Physics Equipment (Not Otherwise Classified)
495	73	Physiological Testing and Recording Equipment (Single and Multichannel), and Accessories: Electrodes, Monitors, Stimulators, etc.
962	63	Piano Tuning Services
580	60	Pianos, Accessories, Tuning Instruments, Parts and Supplies
393	69	Pickles, Relishes, and Olives (Including Pickled Foods)
445	51	Pick-up Tools, Magnetic
065	69	Pickup Truck Bodies
650	36	Picnic Tables
050	60	Picture Frames and Framing Supplies: Mat Cutters, Mats, Molding, Stretcher Strips, etc.
570	42	Pig Iron Ingots
765	46	Pile Drivers and Accessories
665	59	Pilings, Plastic
540	57	Pilings, Treated
105	48	Pillow Blocks (For Bearings)
850	63	Pillows, All Types
905	53	Pilot Training Services
010	78	Pipe and Tubing Insulation, All Types
670	51	Pipe and Utility Markers
659	97	Pipe Fittings, Misc. (Not Otherwise Classified)
670	50	Pipe Hangers, Concrete Inserts, Joint Restraints, etc.
670	49	Pipe Hangers, Constant Support Type, for Power Plant Operations
670	52	Pipe Repair Clamps and Couplings
540	58	Pipe Sticks, Wooden
658	04	Pipe, Alloy Steel, Chrom-Moly, Stainless
658	05	Pipe, Aluminum
658	09	Pipe, Asbestos-Cement
658	18	Pipe, Bituminized Fiber
658	22	Pipe, Brass
658	24	Pipe, Bronze
658	28	Pipe, Cast Iron
658	30	Pipe, Chrome
658	31	Pipe, Clay (Terra Cotta)
658	34	Pipe, Concrete
658	35	Pipe, Copper
658	40	Pipe, Ferrous Alloy
658	41	Pipe, Fiberglass
658	46	Pipe, Iron (Includes Ductile Iron Pipe)
658	50	Pipe, Lead
658	52	Pipe, Magnesium
658	54	Pipe, Non-Ferrous Alloy
658	56	Pipe, Plastic (Incls. Fiber Reinforced Plastic Pipe, Polybutylene Pipe)
658	58	Pipe, Polyethylene
658	60	Pipe, PVC (Polyvinyl Chloride)
658	68	Pipe, Rubber
658	74	Pipe, Soil
658	77	Pipe, Stainless Steel
658	80	Pipe, Steel
658	82	Pipe, Steel, Wrought
658	83	Pipe, Tin
658	84	Pipe, Titanium
998	79	Pipe, Valves and Fittings
658	87	Pipe, Zinc
670	53	Pipeline Equipment and Tools (For Construction and Laying of the Pipeline)
936	54	Pipeline Equipment Maintenance and Repair
958	76	Pipeline Management Services
941	69	Pipeline Pressure Flushing Services
660	30	Pipes, Smoking, All Types; and Pipe Cleaners, Filters, etc.
175	66	Pipette Pullers
175	67	Pipetters and Dispensers
720	45	Piston Pumps and Parts
385	57	Pizzas
375	54	Pizzas
545	54	Planers, Electric
305	68	Planimeters
926	72	Planning and Advisory Services, Environmental
906	66	Planning, Site (Installation and Project)
906	64	Planning, Urban (Community, Regional, Areawide, and State)
985	62	Plant (Nursery Stock) Leasing Services
595	55	Plant Foods (Not Fertilizer)
910	61	Plant Maintenance, Indoor
595	58	Plant Shine
595	60	Plant Sprayers and Respirators, Plant Propagation Mats, etc., and Accessories
022	70	Planting Equipment Parts
020	71	Planting Equipment, Broadcasting
020	72	Planting Equipment, Drilling
020	73	Planting Equipment, Row Crop
595	59	Plants, Herb
595	61	Plants, Indoor
595	57	Plants, Non-Flowering
490	75	Plasma Generators
914	64	Plastering
830	42	Plastic and PVC Tanks
640	60	Plastic and Styrofoam Products: Cups, Forks, Plastic Coated Dishes, Plastic Food Wrap, Cooking Bags, Sandwich Bags, Spoons, Straws, Doilies, etc.
100	45	Plastic Barrels and Drums, Reinforced
665	74	Plastic Edge Molding (For Desks, Counter Tops, and Tables)
665	66	Plastic Forming and Molding Equipment: Blow Molding, Extrusion Equipment, Injection Molding, Vacuum Forming, etc.
665	67	Plastic Forming and Molding Supplies: Catalysts, Colorants, Mold Release Compounds, Resins, etc.
710	90	Plastic Items (Not Internal): Ears, Nose Tips, etc.
665	71	Plastic Laminates: Decorative, High and Low Pressure Type Veneers (As Used for Desk Tops, Cabinetry, etc.)
830	43	Plastic Lined Tanks
540	52	Plastic Lumber and Related Products
665	60	Plastic Rods and Tubes (Except Acrylic)
665	73	Plastic Sheets and Strips (Except Acetate, Acrylic, and Polycarbonate)
175	68	Plastic Ware, All Types
475	70	Plastic Ware: Bottles; Prescription and Nursing; Cups, Medicine; Jars, Ointment and Dressing; Vials, Medicine; Specimen, etc.
240	70	Plastic Ware: Dishes, Pots and Pans, Trays, Non-Disposable Type (See 640-60 for Disposable Type)
665	72	Plastic, Polyethtlene and Fiberglass Products and Supplies, Recycled
425	58	Plastic, Polypropylene, Fiberglass Office Furniture: Chairs, Desks, Tables, etc.
490	76	Plasticizers : Agriculture Oils, Glutarates, Phthalates, Polymerics, Sulfonamides, Etc.
914	65	Plastics
967	59	Plastics and Plastic Products (Incl. Fiberglass, Poly, etc.)
665	70	Plastics and Related Products, Scrap or Waste
936	55	Plastics Forming and Molding Equipment Maintenance and Repair
665	68	Plastics Processing Equipment and Supplies (Not Otherwise Classified)
440	56	Plate Glass
965	57	Plate Preparation, Color Process
965	58	Plate Preparation, Color, Flat Zinc, Magnesium Alloy, or Plastic
965	60	Plate Preparation, Copper, Halftone
965	62	Plate Preparation, Zinc or Magnesium Alloy, Combination and Halftone and Line
965	64	Plate Preparation, Zinc, Halftone
065	67	Platform Bodies (Including Elevating Type)
780	76	Platform Scales
175	71	Platinum Ware: Boats, Crucibles, Dishes, etc.
650	38	Playground Equipment (Not Otherwise Classified) (See 420-04 for Bleachers)
785	80	Plays and Entertainment, Schoolroom
440	58	Plexiglass Glass
445	52	Pliers, All Kinds (Except Stock Tagging)
204	71	Plotters, Graphic
100	49	Plugging Compounds, Chemically Resistant, Pre-Mixed or Dry (Temporarily Stops Leaks in Drums, Tanks, and Other Containers)
100	50	Plugs, Drum
914	68	Plumbing
670	54	Plumbing Brass (Tubular Goods)
934	64	Plumbing Equipment and Fixtures, Maintenance and Repair
998	78	Plumbing Equipment and Supplies
981	54	Plumbing Equipment Rental or Lease
670	55	Plumbing Fixtures and Parts: Lavatories, Showers, Sinks, Toilets (Water Closets), Tubs, etc.
910	60	Plumbing Maintenance and Repair (Includes Toilets, etc.)
670	56	Plumbing Trim: Faucets, Fittings, etc.
540	65	Plywood Panels, Decorative, Prefinished
540	66	Plywood Panels, Decorative, Unfinished
540	68	Plywood Panels, Plastic Faced (For Highway Signs, etc.)
540	62	Plywood, Hardwood Type (Except Decorative and Plastic Faced)
540	59	Plywood, Softwood (SPF)
765	49	Pneumatic Machines: Demolition Tools, Paving Breakers, Rock Cutters, Tampers, etc.
765	51	Pneumatic Tool Accessories: Bits, Chisels, Points, Spades, Tampers, etc.
975	54	Pneumatic Tools and Equipment Rental or Lease
929	64	Pneumatic Tools, Maintenance and Repair
578	59	Pneumatic Tube Equipment, Accessories, and Supplies
962	62	Pneumatic Tube, Maintenance and Repair
691	57	Pneumatics and Accessories (Valves, Cylinders, Filters, Regulators, Lubricators)
209	66	Point of Sale Software
208	65	Point of Sale Software
880	30	Pointers, Projection Type, Hand-Held and Stationary (110V AC and Battery Powered)
675	55	Poison Adjuvants: Emulsifiers, Spreader/Stickers, Wetting Agents, etc.
493	58	Polarimeters
493	60	Polarographs
285	74	Pole Line Hardware: Anchors, Arms, Bolts, Braces, Brackets, Clevises, Connections, Insulators, Plates, Pole Steps, Racks, Rods, Shackles, Straps, Thimbles, Washers, etc.
150	59	Pole, Post and Pipe Setting Compounds
340	67	Poles and Stanchions
725	42	Poles, Metal, Transmission, High Voltage
725	44	Poles, Telephone and Utility (All Kinds)
540	70	Poles, Treated and Untreated
936	57	Police Equipment Maintenance and Repair
981	56	Police Equipment Supplies Rental or Lease
680	66	Police Investigation Robots
680	08	Police Protection Equipment (Body Armor and Riot Shields) and Supplies
680	67	Police Training and Instructional Aids: Wall Charts, etc.
520	60	Polishes and Conditioners: Leather, Shoe, Boot, etc.
365	30	Polishing and Scrubbing Machines, Commercial Type, Parts and Accessories
925	77	Pollution Control Engineering
938	76	Pollution Control Equipment Maintenance and Repair
545	55	Pollution Detection and Control Equipment (Other Than Oil Spill)
665	76	Polycarbonate Sheets
865	65	Polyester and Polypropylene Twine
665	77	Polyethylene Bags, Self-Sealing, Reclosable
665	80	Polyethylene Film, Reinforced
665	78	Polyethylene Film, Rods, Tubes, etc.
830	44	Polyethylene Tanks
680	68	Polygraph Equipment and Supplies
990	70	Polygraph Testing Services
665	75	Polyimide Film
885	77	Polymer Flocculants (For Color, Thickening, Dewatering, Coagulant Aid) (Not Hardness Control)
665	69	Polypropylene Film, Rods, Tubes, etc.
665	81	Polyurethane
665	79	Polyvinyl Chloride Rods and Sheets
120	71	Pontoons, All Types
393	71	Popcorn
165	65	Popcorn Machines
175	70	Porcelain Ware, All Types
318	55	Portable Safe/Money Cart
155	70	Portable Toilets
220	43	Position Measuring Devices (X-Y Coordinates)
725	43	Positioning Systems, Satellite (Global Info. System)
545	56	Post Straighteners and Pullers, Hydraulic
600	80	Postage Meter Supplies
600	77	Postage Meters
600	81	Postage Stamp Vending Machines, Accessories, and Supplies
971	59	Postal Box Rental
985	60	Postal Equipment Rental or Lease (Including Post Office Box Rentals)
780	77	Postal Scales, Conventional
780	78	Postal Scales, Electronic (Computing)
600	79	Poster Making Machines and Equipment
645	71	Poster Paper (Including Recycled)
052	72	Posters and Prints (Not Originals)
022	73	Posthole Digger (Tractor Mounted) Parts
545	57	Posthole Diggers and Earth Drills, Powered, Portable
445	55	Posthole Diggers, Earth Augers, etc. (Including Utility Probes for Testing Digging Sites)
020	75	Posthole Diggers, Tractor Mounted
425	59	Posting Stands and Trays
540	71	Posts, Cedar
550	41	Posts, Flexible (For Delineator Markers)
570	45	Posts, Metal (Other Than Steel)
801	30	Posts, Standards, Supports, and Expansion Plugs
570	44	Posts, Steel (For Delineator Markers, Mile Markers, etc.)
540	73	Posts, Treated and Untreated (Including Wooden Guardrail Posts - See 570-28 for Metal Posts)
570	46	Post-Tensioned Type Reinforcing System (For Concrete Slabs)
425	60	Posture Chairs (Ergonomic)
019	60	Potatoes, Irish
936	58	Poultry Equipment Maintenance and Repair
961	59	Poultry Hatching and Processing Services
685	75	Poultry Processing Machines and Accessories
390	63	Poultry, Dressed
320	55	Powder Actuated (Explosive) Tools and Supplies
060	65	Power and Drive Train Components and Parts
557	53	Power and Drive Train Components and Parts (Transit Bus)
941	72	Power Generating and Transmitting Control System Services
906	68	Power Generation, Transmission, Distribution - Architectural
925	78	Power Generation, Transmission, Distribution - Engineering
928	60	Power Plant (Engine, Belts, Heads, Intake, Rebuilding, etc.) Maintenance and Repair
941	73	Power Plant Equipment Maintenance and Repair (Not Otherwise Listed)
690	59	Power Plants (Hydro, Marine, Petrol, Solar, Steam, Wind, Thermal)
405	85	Power Steering Fluid
287	55	Power Supplies (Not Computer Room)
206	68	Power Supplies and Power Related Parts, Internal
204	72	Power Supplies and Power Related Parts, Internal
984	57	Power Supplies Rental or Lease: Surge Protectors, UPS, etc.
287	54	Power Supplies, Computer Room
690	57	Power Supplies, Generating
207	67	Power Supplies: Surge Protectors, Uninterruptible Power Supplies, Switches, etc.
940	54	Power Supply Installation, Electric
940	55	Power Supply Maintenance and Repair, Electric
365	50	Power Sweepers and Brooms, Warehouse Type (Not Road and Street), Parts and Accessories
285	67	Power Systems Switchgears and Related Accessories
035	76	Power Systems, Aircraft
804	57	Power Systems, Spacecraft (Solar Arrays, Solar Cells, etc.)
055	70	Power Takeoff
260	59	Power Tools and Appliances, Dental: Drills, Grinders, Lathes, Vibrators, etc.
765	54	Power Transmission Units: Chains, Gear Reducers, Sprockets, etc.
110	40	Power Transmission, Canvas or Duck
690	58	Power Transmission, Kinetic
110	48	Power Transmission, Leather
110	56	Power Transmission: Neoprene, Plastic, and Rubber
065	68	Powerlift Tailgate
195	49	Precious and Semi-Precious Stones, Gems and Pearls
175	72	Precious Metals (All Forms, Including Salts): Gold, Platinum Group Metals, and Silver
570	47	Precious Metals: Gold, Silver, etc. (See 175-19 and 260-52 for other uses)
967	61	Precision Instruments (Incl. Scientific, Measuring, Medical, Photographic, Optical, Laboratory, etc.)
845	54	Precision Linear Measuring Instruments: Calipers and Vernier Calipers, Dry Film Thickness Gauges, Dial And Standard Micrometers, etc.
232	70	Precut Wood Kits: Bird Houses, Magazine Baskets, What-not Shelves, etc.
010	81	Preformed Insulation, All Types (For Ells, Tees, Valves, etc.)
875	65	Pregnancy Detection Equipment
271	76	Premixed Pharmaceutical Solutions
495	75	Prepared Slides (Microscope)
965	70	Pre-Press: Color Separations, Composite Film, Stripping, Chromolin or Match-Print Proof, etc.
785	83	Presentation Systems Equipment
120	73	Preservatives, Net
510	85	Press Pads, Metal
540	53	Pressed Paper Sheets
540	56	Pressed Wood Sheets: Masonite, etc.
500	60	Presses
075	54	Presses and Pullers, Machine Powered (Including Frame Alignment)
545	58	Presses, All Capacities (Not Wastepaper or Other Paper Material)
445	50	Presses, Hand Type
545	60	Presses, Wastepaper or Other Material (Not Automotive or Printing)
590	50	Pressing Aids: Cloths, Seam Rolls, Tailor's Boards, Tailor's Hams, etc.
220	45	Pressure Controllers, Indicators, and Recorders
220	46	Pressure Converters
815	58	Pressure Gauges (Not Hospital, Laboratory, and Refrigeration)
645	74	Pressure Sensitive Paper (Including Recycled)
992	65	Pressure Testing Services (Fuel Tanks, Pressure Tanks, etc)
385	58	Pretzels, Soft Frozen
880	40	Previewers, Sorters, and Viewers (For Filmstrips, Slides, etc. -Not Projectors or Film Editors and Viewers)
770	53	Primers, Roofing
630	72	Primers, Rust Inhibiting: Red Oxide, Zinc Chromate, etc.
207	72	Printer Accessories and Supplies: Chemicals, Forms Tractors, Inks and Cartridges, Label Sheets, Sheet Feeders, Toner Cartridges, Wheels, etc.
204	74	Printer Sharing Devices
206	70	Printer Sharing Devices
984	60	Printers and Plotters, Computer (All Types), Rental or Lease
206	71	Printers, Dot Matrix
204	75	Printers, Dot Matrix
206	72	Printers, High Speed, Line Printers, and Printer Subsystems
206	73	Printers, Inkjet
204	76	Printers, Inkjet
204	77	Printers, Laser
206	74	Printers, Laser
206	78	Printers, Mainframe Computer (Not Otherwise Classified)
204	82	Printers, Microcomputer (Not Otherwise Classified)
206	75	Printers, Pen Plotter
204	78	Printers, Pen Plotter
204	80	Printers, Thermal
206	77	Printers, Thermal
700	57	Printing Accessories and Supplies (Incl. Graphic Arts and Electrostatic Types): Blankets, Chemicals, Gum, Inks, Mats, Negatives, Plates, Roller Covers, Rubber Rejuvenators, Sleeves, etc.
998	81	Printing Equipment
966	72	Printing of Annotated Laws, Rules, and Changes from the Legislature, Courts, etc. (Copyrighted)
966	75	Printing on Recycled Stock
936	60	Printing Plant and Bindery Equipment Maintenance and Repair
985	64	Printing Plant Equipment and Supplies Rental or Lease
700	70	Printing Presses (Not Otherwise Classified)
700	73	Printing Presses, Offset; and Accessories
208	70	Printing Software (Microcomputer)
209	70	Printing Software (Mini/Mainframe Computer)
966	76	Print-On-Demand Printing Services (Including Print and Distribute Services)
680	72	Prison Equipment, Cell Blocks, and Accessories
200	49	Prisoner Clothing
680	73	Prisoner Identification Equipment and Supplies
070	24	Prisoner Transport Bus and Van (Including Special Components)
020	74	Processing Machinery and Equipment, Agricultural
945	63	Processing Services, Wild Game (Fowl, Deer, Elk, etc.)
830	45	Processing Tanks
575	55	Processors, Microfilm
825	65	Prodders, Shock Type
967	63	Production Planning and Control
545	59	Production Type Impregnation Equip. (Not for Clothing Impregnation)
956	60	Professional Journal Subscriptions
948	74	Professional Medical Services (Including Physicians and All Specialties)
962	58	Professional Services (Not Otherwise Classified)
208	66	Professional: Computer Training, Hospital/Pharmacy, Legal, etc.
209	67	Professional: Hospital/Pharmacy, Legal, Computer Training, etc.
195	50	Program Clocks, Bells, Lights, and Chimes
961	56	Program/Project Development and Management Services
920	40	Programming Services, Computer
208	67	Programming: Basic, Assembler, Computer Assisted Software Engineering Tools (CASE), Libraries, etc.
209	68	Programming: Basic, Assembler, etc.
209	69	Project Management
208	68	Project Management
958	77	Project Management Services
207	75	Projection Devices and Accessories: Interactive Conferencing Boards, LCD, Pads, Panels, etc.
880	43	Projection Screens, Standard and Rear-Projection Types
880	46	Projection Stands, Tables, etc., Standard and Rear-Projection Types
880	42	Projectional Supplies: Acetate Sheets, Films, Photo-Reflex and Photo-Modifier Materials, etc.
880	67	Projectors (Not Otherwise Classified): Combination Filmstrip-Slide Projectors, Rear-Projection Slide Units, Rear-Projection Filmstrip Units
880	49	Projectors, Filmstrip (Standard Types Only); Carrying Cases; Parts, and Accessories
880	52	Projectors, Motion Picture (Specialized Types Only, Including Film Loop Projectors, Rear-Projection Units, Repetitive Projectors, etc.)
880	55	Projectors, Motion Picture (Standard Type Only); Carrying Cases; Parts, and Accessories
880	58	Projectors, Opaque; Carrying Cases; Parts; and Accessories (Epidiascopes)
880	61	Projectors, Overhead Transparency; Carrying Cases; Parts; and Accessories
880	64	Projectors, Slide (Standard Types Only); Carrying Cases; Parts; and Accessories
090	64	Proof Boxes
055	72	Propane/Butane or Natural Gas Conversion Equipment
405	86	Propellent Fuels and Oxidizers, Chemical and Petroleum Based
720	52	Propeller Pumps, Vertical
120	75	Propellers (For Inboard and Outboard Motors)
953	77	Property and Casualty
958	78	Property Management Services
720	55	Proportioning Pumps: Chemical Feed, Metering, Positive Displacement, and Injector Pumps (See Also Class 820)
948	75	Prosthetic Manufacturing Services (Other Than Dental)
260	62	Prosthodontic Equipment: Articulators, Casting Units, Frames, Impression Trays, Soldering Units, etc.
485	73	Protectant (For Furniture, Carpet, Fabrics, etc.)
910	62	Protection of Building From Weather or Vandalism
962	65	Protection Services (Not Including Buildings)
020	76	Protection Structures, Rollover (ROPS)
287	57	Protective Devices, Electronic (Anti-Static, Wrist and Ankle Bands, Work Mats, etc. for the Protection of Electronic Equipment)
475	71	Protective Wall and Corner Guards Installed in Health and Nursing Facilities (For Patients Safety and Protection)
393	70	Protein Food Supplement
515	60	Pruners and Grass Clippers, Hand Type
948	76	Psychologists/Psychological and Psychiatric Services (Including Behavorial Management Services)
803	60	Public Address Systems, Portable
803	61	Public Address Systems, Stationary
918	86	Public Art
915	73	Public Information Services (Incl. Press Releases)
961	60	Public Opinion Surveys
961	61	Public Speaking Services
910	63	Public Utilities: Water, Sewer and Gas Maintenance and Repair
998	80	Public Utility Equipment
966	74	Publications Printed on Newsprint or Groundwood Paper Stock (Quan. Over 100,000)
966	73	Publications Printed on Newsprint or Groundwood Paper Stock (Quan. up to 100,000)
040	82	Pullets
040	83	Pullets, Laying Types, Baby
040	84	Pullets, Laying Types, Starter
450	63	Pulleys and Sheaves
465	77	Pulmonary Equipment and Supplies
260	66	Pulp Testers
370	39	Pulper
730	66	Pulse Height Analyzers, Single Channel and Multichannel
020	77	Pulverizers and Rotary Tillers, Soil
820	80	Pulverizers, Boiler and Power Plant
005	70	Pumice Stone
370	40	Pump, Stainless Steel (For Wine Must, Juice or Pulp)
936	62	Pumps and Pump Accessories Maintenance and Repair
981	57	Pumps and Pump Accessory Rental or Lease
031	72	Pumps, Descaling Acid
465	78	Pumps, Hospital: Breast, Enteral and IV Feeding, Infusion, Pressure, Suction (Aspirators), and Vacuum
490	77	Pumps, Liquid (Laboratory Type): Metering, Peristaltic, Syringe, etc.
120	74	Pumps, Marine
720	56	Pumps, Miscellaneous (Not Otherwise Classified)
031	73	Pumps, Refrigerant Circulating
031	74	Pumps, Refrigerant Vacuum
490	78	Pumps, Vacuum and Pressure/Vacuum
936	63	Pumps, Vertical, Maintenance and Repair
445	49	Punches, Etchers, Marking Tools, Nail Sets, Scratch Awls, etc.
605	65	Punches, Paper, Electric
605	67	Punches, Paper, Manual
700	74	Punching and Binding Machines, Comb Type, Electric
700	75	Punching and Binding Machines, Comb Type, Manual
209	73	Purchasing and Accounting Codes for use with Mini/Mainframe Software
208	72	Purchasing and Accounting Codes for use with PC Software
918	87	Purchasing Consulting (Incl. Specification Development)
209	72	Purchasing Software
208	71	Purchasing Software
430	62	Pure (Elemental) Gases (Not Otherwise Classified)
962	67	Purification Services for Contaminated Petroleum Products
430	63	Purifiers (For Gases): Soda Lime, etc.
530	65	Purses, Wallets, Key Cases, etc.
630	75	Putty, Glazing (Metal and Wood Sash)
630	76	Putty: Lacquer, Plumbers, Tape
440	60	Pyrex Glass
680	74	Pyrotechnics
918	88	Quality Assurance/Control Consulting
912	75	Quality Control Testing Services for Construction
180	79	Quaternary Ammonium Derivatives (For Antistats, Bacteriostats, Fabric Softeners, etc.)
795	63	Quiller Machines and Accessories
040	85	Rabbits
958	81	Racing Management Services
160	48	Racks and Hangers, Bacon and Ham Curing
165	69	Racks, Dispensing (Food Service)
050	67	Racks, Drying (Portable and Stationary)
680	76	Racks, Gun (See 055-74 for Vehicle Racks)
425	62	Racks, Metal, Stationary and Mobile
165	70	Racks, Utensil and Pastry: Aluminum, Chrome, and Stainless Steel
055	74	Racks, Vehicle (Gun, Hat, etc.)
165	68	Racks: Cup, Glass, Tray, etc.
992	70	Radar Equipment Testing and Calibration Services
220	48	Radar Instruments (Marine Type), and Accessories: Magnetrons, etc.
680	77	Radar Instruments, Traffic Enforcement Type (Including Laser Speed Measuring, Ranging Devices and Radar Instruments equipped w/Cameras)
220	53	Radiant Energy Measuring Devices (For Visual, UV, and IR): Light Meters (Except Photographic), Photometers, Pyranometers, Radiometers, etc.)
948	80	Radiation Control and Leak Detection Services
926	75	Radiation Dosimeter Services
898	50	Radiation Measuring Equipment: Ionization Chambers, X-Ray Film Densitometers, etc.
898	55	Radiation Monitoring Equipment and Shielding Materials: Badges, Dosimeters, Protective Aprons and Coats, etc. (See Also Class 490)
898	65	Radiation Therapy Equipment and Accessories, X-Ray
898	60	Radiation Therapy Equipment, Nuclear: Cobalt Sources, Radioactive Implants, etc.
557	54	Radiators, Heater Cores, etc.
031	75	Radiators, Heating
985	69	Radio and Telecommunications Equipment and Accessory Rental or Lease (Including Radio Towers)
725	48	Radio Beacon Receivers
915	74	Radio Commercial Production
725	47	Radio Direction Finder
905	59	Radio Frequency Access Services
725	49	Radio Frequency Scanner Receivers and Amplifiers (Including RF Connectors, Analyzers, Counters, Meters, Switches)
992	71	Radio Instrument Testing and Calibration Services
725	51	Radio Telephones (Including Cellular Type For Vehicle, Marine, etc. Use)
730	72	Radio, Sound, and Telecommunications Testing Equipment: AF Generators, Deviation Meters, Meter Panels, Test Fixtures and Jigs, etc.
939	73	Radio, Television, and Electronic Testing, Measuring, and Analyzing Equipment Maintenance and Repair
939	72	Radio/Telecommunications/Telephone Equipment (Including Facsimile Transceivers) Maintenance and Repair
193	80	Radioactive Diagnostic Reagents
269	78	Radioactive Pharmaceuticals
926	76	Radioactive Waste Disposal Services
490	79	Radioactive Waste Disposal Systems and Accessories
898	67	Radiography Examination Equipment and Accessories
193	84	Radioimmunoassay Kits
898	70	Radiological Furniture: Cabinets, Files, Tables, etc.
725	50	Radios, Home and Auto
120	78	Rafts
140	75	Rag, Broom
998	82	Rags
940	61	Rail Car Maintenance and Repair
998	83	Rail Equipment and Accessories
940	63	Rail Grinding
540	75	Railings
940	65	Railroad Construction at Street Intersection (Including Maintenance and Repair)
940	67	Railroad Switching and Terminal Services
906	70	Railroad; Rapid Transit; Monorail - Architectural
925	79	Railroad; Rapid Transit; Monorail/Engineering
160	52	Rails and Tracks (For Meat Handling)
570	48	Rails, Railroad, Steel
201	65	Rainwear (Raincoats, Slicker Suits, Storm Suits, Umbrellas, etc.)
515	65	Rakers and Combers, Lawn, Power
650	46	Rakes, Beach (Tractor Towed)
035	78	Ramps, Aircraft Boarding
165	73	Ranges, Griddles, Hot Plates, Warmers, etc., Electric and Gas
045	54	Ranges, Stove Tops, and Ovens, Electric
045	60	Ranges, Stove Tops, and Ovens, Gas
952	71	Rape and Sexual Assault Prevention
430	72	Rare or Highly Purified Gases (For Research Uses, etc.)
925	80	Rate Engineering
325	64	Rations, Small Animal
553	66	Raw Materials, Paper (Pulp, etc.)
575	70	Raw Microfilm
652	64	Razors and Blades, Electric
652	65	Razors and Blades, Safety
652	66	Razors and Keys, Security
652	67	Razors, Shaper and Straight
120	81	Reach Stackers and Straddle Carriers, Marine
593	64	Reactor Equipment, Nuclear
575	72	Reader, Microfiche and Microfilm
575	76	Reader/Printer, Microfiche and Microfilm
710	92	Reading Devices (For the Vision Impaired)
785	85	Reading Programs, Reading Aids, Accelerators, and Calculators
952	72	Reading Services for the Blind
750	70	Ready-Mix Concrete
175	74	Reagents and Chemicals, Ultrapure (Meeting Higher Standards than Ordinary Reagent Grade, etc.)
885	79	Reagents, Buffer (For Water Treatment)
998	84	Real Estate (Incl. Buildings, Houses, Land, etc)
958	83	Real Estate Management Services
918	89	Real Estate/Land Consulting (Including Land Survey Consultin
209	77	Real Estate/Property Management
208	76	Real Estate/Property Management
578	63	Real Estate: Land and Improvements
863	65	Recapped/Retreaded Tires (See Class 928 if Recapping/Retreading Own Tires as a Service)
966	78	Receipt and Voucher Book Printing
318	60	Receiver Bin/Terminal
485	75	Receptacle Liners: Vinyl and Steel (See 665-24 For Plastic Type)
920	42	Recertification/Rehabilitation of Magnetic Media (Disk Packs, Tapes, etc.)
920	43	Recharging and Remanufacturing of Printer and Fax Cartridges
075	55	Reclamation Equipment, Automotive (Including Refrigerant Recovery)
680	78	Recoil Pads
803	65	Record Players (Phonographs, Record Changers, Transcription Players) and Accessories
220	54	Recorders and Plotters, General Laboratory Type (Strip Chart, X-Y, etc.), and Supplies: Chart Paper, Developing Chemicals, Ink, Penholders, Pens, etc.
690	62	Recorders, Circular and Strip, and Accessories (Including Chart Paper, Pens)
803	70	Recording Disks and Sound Sheets (Including Compact and Laser Disks)
803	75	Recording Tape, Sound: Audio Cassettes, Cartridges, Reels, etc.
840	40	Recording Tape, Video; and Video Cassettes; Videotape Evaluator/Cleaner
958	82	Records Management Services
410	66	Recovery and Treatment Room Furniture: Reclining Chairs, etc.
720	58	Recovery Pumps and Piping (Free Product, Groundwater, etc.)
906	72	Recreation Facilities (Parks, Marinas, etc.) - Architectural Services
975	65	Recreational Vehicle Rental or Lease
981	61	Recreational, Park, Picnic and Playground Equipment and Accessories Rental or Lease
998	85	Recyclable Materials: Books, Paper, Glass, Metal, etc.
005	75	Recycled Abrasives Products and Supplies
020	78	Recycled Agricultural Equipment Accessories and Supplies
025	90	Recycled Air Compressor Accessories and Supplies
035	79	Recycled Aircraft and Airport Equipment, Accessories and Supplies
040	86	Recycled Animal, Bird, and Marine Life Accessories and Supplies
050	69	Recycled Art Equipment and Supplies
052	76	Recycled Art Objects
745	68	Recycled Asphalt and Asphalt Products
755	95	Recycled Asphalt and Concrete Handling Equipment, Accessories and Supplies
065	72	Recycled Autmotive Body Accessories and Parts
055	95	Recycled Automotive Accessory Items
060	67	Recycled Automotive Parts
075	56	Recycled Automotive Products (Not Otherwise Classified)
080	60	Recycled Awards, Convention Items, Trophies, etc.
870	95	Recycled Awnings, Venetian and Vertical Blinds, and Shades
085	73	Recycled Bags and Erosion Control Items
090	70	Recycled Bakery Equipment and Supplies
095	77	Recycled Barber and Beauty Shop Sundries, Accessories and Supplies
105	58	Recycled Bearings
115	67	Recycled Biochemicals
493	97	Recycled Biochemistry, Chemistry, and Environmental Science Equipment and Supplies
495	97	Recycled Biology, Botany, Geology, Microbiology and Zoology Equipment and Supplies
125	73	Recycled Bookbinding Supplies
140	76	Recycled Broom, Brush and Mop Supplies
145	57	Recycled Brushes
150	60	Recycled Builder's Supplies
155	72	Recycled Buildings and Structures
190	75	Recycled Bulk Chemicals and Solvents
160	54	Recycled Butcher Shop and Meat Processing Supplies
280	62	Recycled Cable and Wire
165	75	Recycled Cafeteria and Kitchen Accessories and Supplies
610	33	Recycled Carbon Paper
180	81	Recycled Chemical Raw Materials
175	76	Recycled Chemicals and Laboratory Accessories and Supplies
192	70	Recycled Cleaning Compositions
193	85	Recycled Clinical Laboratory Reagents and Tests
200	56	Recycled Clothing
201	66	Recycled Clothing Accessories
725	95	Recycled Communications Equipment (Including Batteries, Radios, Telephones, Telecommunication Equipment, etc.)
207	79	Recycled Computer Accessories and Supplies
100	56	Recycled Containers, All Types
015	77	Recycled Copying and Duplicating Supplies
232	75	Recycled Crafts
210	70	Recycled Culvert, Piling and Septic Tank Accessories and Supplies
245	83	Recycled Dairy Equipment and Supplies
250	67	Recycled Data Processing Cards and Paper
255	53	Recycled Decals and Stamps
037	63	Recycled Decorations, Games and Toys
260	68	Recycled Dental Equipment and Supplies
435	66	Recycled Detergents, Disinfectants and Cleaners for Health Care Personnel
240	74	Recycled Dishes, Utensils, etc.
265	64	Recycled Drapes, Curtains, and Upholstery Material
225	64	Recycled Drinking Fountains and Supplies
287	59	Recycled Electronic Components, Accessories and Supplies
295	75	Recycled Elevator Equipment, Accessories and Supplies
290	17	Recycled Energy Collection Equipment and Supplies
305	70	Recycled Engineering Equipment, Accessories and Supplies
315	89	Recycled Epoxy Based Formulations
318	62	Recycled Fare Collection Equipment and Supplies
320	56	Recycled Fastening, Packaging, Strapping and Tying Equipment and Supplies
325	66	Recycled Feed, Bedding, Vitamins and Supplements for Animals
330	95	Recycled Fencing and Supplies
335	69	Recycled Fertilizer and Soil Conditioners
340	70	Recycled Fire Protection Equipment and Supplies
345	78	Recycled First Aid and Safety Equipment and Supplies
350	80	Recycled Flags, Banners, and Accessories
360	37	Recycled Floor Covering Products
365	56	Recycled Floor Maintenance Machines, Accessories and Supplies
370	41	Recycled Food Processing and Canning Equipment and Supplies
400	80	Recycled Foundry Castings and Supplies
420	81	Recycled Furniture for Cafeteria, Chapel, Dormitory, Household, Library, Lounge and School (All Types)
430	75	Recycled Gases and Containers
440	62	Recycled Glass Products
393	95	Recycled Grocer's Miscellaneous Products
445	95	Recycled Hand Tools
450	64	Recycled Hardware and Rubber Products
410	68	Recycled Health Care and Hospital Furniture
460	70	Recycled Hose and Accessories
475	72	Recycled Hospital Accessories and Sundry Equipment and Supplies
465	81	Recycled Hospital and Surgical Equipment
031	76	Recycled HVAC Products, Accessories, and Supplies
010	83	Recycled Insulation Materials and Supplies, All Types
485	76	Recycled Janitorial Supplies
415	57	Recycled Laboratory Furniture (All Types)
505	70	Recycled Laundry and Dry Cleaning Compounds, Detergents, Solvents and Soaps
500	63	Recycled Laundry and Dry Cleaning Equipment and Supplies
510	88	Recycled Laundry Textiles and Supplies
515	63	Recycled Lawn Equipment, Accessories and Supplies
520	61	Recycled Leather Products
530	68	Recycled Luggage, Brief Cases, and Purses
540	77	Recycled Lumber
545	95	Recycled Machinery and Hardware, Industrial
206	79	Recycled Mainframe Computer Hardware and Peripherals
209	78	Recycled Mainframe Computer Software
555	95	Recycled Marking and Stenciling Devices
560	95	Recycled Material Handling and Storage Equipment and Accessories
565	54	Recycled Mattress Manufacturing Equipment and Supplies
570	96	Recycled Metals and Related Items
204	83	Recycled Microcomputer Hardware and Peripherals
208	77	Recycled Microcomputer Software
575	80	Recycled Microfiche and Microfilm Equipment, Accessories and Supplies
578	62	Recycled Miscellaneous Products
470	58	Recycled Mobility, Speech Impaired and Restraint Items
580	70	Recycled Musical Instruments, Accessories and Supplies
590	95	Recycled Notions and Related Sewing Accessories and Supplies
490	97	Recycled Nuclear, Optical and Physical Laboratory Equipment and Supplies
595	62	Recycled Nursery Equipment and Accessories
425	64	Recycled Office Furniture (All Types)
605	68	Recycled Office Mechanical Aids, Small Machines and Apparatuses
615	73	Recycled Office Supplies
625	96	Recycled Optical Equipment, Accessories and Supplies
635	95	Recycled Painting Equipment and Accessories
630	79	Recycled Paints, Lacquers, Shellacs, Varnish, Primers, Coatings, Sealers, etc.
640	66	Recycled Paper, Plastic, and Styrofoam Products (Disposable Type)
620	94	Recycled Pens and Pencils
652	70	Recycled Personal Hygiene and Grooming Equipment and Supplies
405	87	Recycled Petroleum Products
271	78	Recycled Pharmaceutical Sets and Supplies
655	79	Recycled Photographic Equipment and Supplies
658	96	Recycled Pipe and Tubing
659	96	Recycled Pipe and Tubing Fittings
670	95	Recycled Plumbing Equipment, Accessories and Supplies
675	58	Recycled Poisons for Agriculture and Industrial Use
680	79	Recycled Police Equipment, Accessories and Supplies
685	78	Recycled Poultry Equipment, Accessories and Supplies
690	63	Recycled Power Generation Equipment, Accessories and Supplies
691	62	Recycled Power Transmission Equipment, Accessories and Supplies
700	95	Recycled Printing Plant Equipment, Accessories and Supplies
710	94	Recycled Prosthetic Devices, Hearing Aids, Auditory Test Equipment, Electronic Reading Devices
715	95	Recycled Publications and Audiovisual Materials
720	59	Recycled Pumping Equipment and Accessories
735	75	Recycled Rags, Shop Towels and Wiping Cloths
559	59	Recycled Rail Vehicle Accessories and Parts
220	55	Recycled Recording, Controlling and Indicating Instruments and Supplies
650	48	Recycled Recreational and Park Equipment
740	95	Recycled Refrigeration Equipment and Accessories
610	34	Recycled Ribbons
760	59	Recycled Road Equipment, Parts, and Supplies
750	72	Recycled Road Materials (Not Asphaltic)
775	95	Recycled Road Salt
770	96	Recycled Roofing Material and Supplies Including Insulation
780	96	Recycled Scales, Weighing Apparatus, Accessories and Supplies
785	86	Recycled School Equipment and Supplies
790	95	Recycled Seed, Soil, Sod and Inoculants
795	95	Recycled Sewing Room and Textile Equipment and Accessories
800	95	Recycled Shoes and Boots
801	38	Recycled Signs, Equipment, and Supplies (Including Braille Type)
803	77	Recycled Sound Equipment, Components and Accessories
805	96	Recycled Sporting Goods and Athletic Equipment and Accessories
810	96	Recycled Spraying Equipment, Accessories and Supplies
820	96	Recycled Steam and Hot Water Boilers and Heating Equipment
815	95	Recycled Steam and Hot Water Fittings, Accessories and Supplies
825	69	Recycled Stockman Equipment and Supplies
830	95	Recycled Tanks, Accessories and Supplies
832	95	Recycled Tape
840	95	Recycled Television Equipment and Accessories
845	60	Recycled Testing Apparatus, Instruments and Accessories
850	95	Recycled Textiles, Fibers, Household Linens and Piece Goods
855	95	Recycled Theatrical Equipment, Accessories and Supplies
860	95	Recycled Tickets, Coupon Books, Sales Books and Strip Books
135	93	Recycled Tile (Ceramic, Decorative, Fire, Roof, Quarry, etc. See 360-37 for Other Types)
195	56	Recycled Timepiece Accessories and Supplies
660	95	Recycled Tobacco and Alcoholic Beverages Accessories and Supplies
864	73	Recycled Train Controls
557	56	Recycled Transit Bus Accessories and Parts
865	95	Recycled Twine
875	95	Recycled Veterinary Equipment and Supplies
880	73	Recycled Visual Education Equipment, Accessories and Supplies
883	64	Recycled Voice Response Systems, Accessories and Supplies
885	96	Recycled Water and Wastewater Treating Chemicals
890	95	Recycled Water Supply, Groundwater and Sewage Treatment Equipment, Accessories, and Supplies
895	97	Recycled Welding Equipment, Accessories, and Supplies
898	68	Recycled X-Ray and Radiological Equipment, Accessories and Supplies
578	64	Recycling Equipment, Machines, and Supplies
926	77	Recycling Services
906	74	Recycling Systems - Architectural Design
659	65	Reducers
691	63	Reducers (In-Line, Worm Gear, Right Angle, Parallel, Bevel, Mixer, Shaft Mount, Screw Conveyor)
959	65	Reef Construction Services Including Maintenance and Repair
120	79	Reefer (Refrigerator Boat or Ship), Including Parts and Accessories
075	57	Reel and Hose Assemblies, Air and Water Dispensing
055	75	Reel Assembly, Cable, Vehicle Mounted
952	74	Referral Services
075	60	Refinisher Products (Including Polish and Body Filler, For Paint See Class 630)
870	25	Reflective Film (Solar Type Sun Screen)
345	79	Reflective Safety Apparel and Accessories (See 345-08 for Non-Reflective Type)
055	76	Reflectors
557	55	Reflectors
559	60	Reflectors
175	75	Refractometers
135	47	Refractories, Castable
941	77	Refractory Services
740	55	Refrigerant Gases (Except Ammonia)
740	60	Refrigerant Recovery Systems and Accessories
065	70	Refrigerated Bodies
740	59	Refrigeration Accessories and Supplies: Capillaries, Controls, Dryers, Expansion Valves, Refrigerant Oil, Sealants, Sight Glasses, Thermometers, Vibration Eliminators, etc.
979	65	Refrigeration Equipment and Accessory Rental or Lease
936	67	Refrigeration Equipment Maintenance and Repair
740	63	Refrigeration Tubing and Fittings
740	66	Refrigeration Units (For Vaults and Walk-In Coolers), Complete and Self Contained
415	58	Refrigerators and Cooling Equipment, Laboratory, Specialized: Explosion-Proof, Ultra-Low Temperature, etc.
045	66	Refrigerators and Freezers
740	70	Refrigerators and Freezers, Commercial
952	75	Refugee Assistance
450	65	Refuse Carts, Chutes, Containers, and Holders (Commercial)
545	61	Refuse/Garbage Burning Equipment
929	65	Refuse/Garbage Burning Equipment, Maintenance and Repair
065	75	Refuse/Garbage Collection Bodies and Parts
929	66	Refuse/Garbage Collection/Dumping Equipment Maintenance and Repair
690	64	Regulators, Flow, Pressure
690	65	Regulators, Voltage Current
465	82	Rehabilitation Equipment and Supplies (For Hydrotherapy, Physiotherapy, etc.)
285	73	Relays (Non-Electronic)
690	68	Relays, etc.
578	65	Religious Goods: Altar Sets, Collection Plates, Ecclesiastical Metalware, Pulpit Scarves, etc.
715	82	Religious Publications and Books
962	71	Religious Services
075	63	Relining Equipment (For Brakes)
680	80	Reloading Equipment and Supplies
968	63	Relocation and/or Removal Services for Utility Works
961	63	Relocation Services for Personnel
910	64	Relocation, Building
926	78	Remediation Services, Environmental (Including Rehabilitation Services)
910	65	Remodeling and Alterations
680	82	Remote Operations Equipment
962	70	Removal and Pickup of Dead Bodies
890	52	Removal Equipment, Water Treatment: Ammonia, Bacterial, Iron, Etc.
905	60	Removal of Rubber Deposits from Runways
962	68	Removal of Wood, Wood Chips, Bark, etc.
287	60	Repair Equipment, Electronic: Cleaning, Desoldering, Soldering, etc.
285	75	Repair Kits (For Contactors)
465	83	Repair Kits, Hospital and Medical Equipment
100	57	Repair Supplies and Equipment for all Types of Containers
875	67	Repellants, Animal and Birds
287	66	Replacement and Component Parts: Capacitors, Chokes, Coils, Panel Meters, Potentiometers, Relays, Resistors, Solenoids, Transistors, Transformers, etc.
060	70	Replacement Parts for Chrysler (Mopar)
060	71	Replacement Parts for Ford
060	72	Replacement Parts for General Motors
060	73	Replacement Parts for International Harvester
060	74	Replacement Parts for other than Chrysler, Ford, General Motors, and International Harvester
037	64	Replicas: Food, Fruit, etc.
325	67	Reptile Food
990	75	Rescue and Search Team Services
340	72	Rescue Equipment, Supplies and Accessories Including Rescue Nets, Power Extractors (Jaws of Life), Rope and Life Harnesses, etc.
952	77	Research and Evaluation, Human Services
948	82	Research and Science Services, Medical
115	70	Research Diets, Special Purpose (For Experimental Animals)
956	70	Research Services (Other Than Business)
959	66	Reservoir Maintenance and Management Services
971	64	Residential Space Rental or Lease
155	73	Residential Structures, Prefabricated
315	90	Resins (Epoxy Only)
260	69	Resins (For Repair and Restoration): Acrylic, Epoxy, etc.
885	80	Resins, Sodium Ion Exchange (For Water Softening)
285	72	Resistors (Non-Electronic)
938	78	Respiratory Equipment (Including Air Tanks, Breathers, Masks, etc.) Maintenance and Repair
345	80	Respiratory Protection Equipment and Parts (Including CPAP Equipment and Parts)
271	80	Respiratory Therapy Solutions and Sets
962	72	Restoration/Preservation Services (Of Antiques, Costumes, Paintings, and Other Objects)
962	73	Restoration/Reclamation Services of Land and Other Properties
470	60	Restraint and Protection Items: Crib Nets, Foam Helmets, Jackets, Mittens, Wristlets, etc.
345	84	Resuscitators and Parts (Including Portable Rescue Units)
320	57	Retainers and Keepers
150	61	Retarder, Plaster
953	80	Retirement Benefit Plan Insurance
445	56	Re-Toothing Machines, Hand Saw
060	75	Retread Rubber
060	78	Retreading Equipment
206	80	Retrieval Systems, Computer Aided: Indexing, Retrieval and Access Systems (CD ROM Jukebox, etc.)
204	84	Retrieval Systems, Computer Assisted: Indexing, Retrieval (CD ROM Jukebox, etc.) and Access Systems
840	43	Rewinding Equipment, Tape
080	57	Ribbons and Rosettes (Awards)
610	35	Ribbons, Adding Machine and Calculator, All Types
610	42	Ribbons, Addressing Machine, All Types
610	49	Ribbons, Bookkeeping and Posting Machine, All Types
610	52	Ribbons, Cash Register
610	56	Ribbons, Computer and Data Processing, All Types (For Tab See 610-73)
962	74	Ribbons, Re-Inking
610	73	Ribbons, Tab
610	63	Ribbons, Teleprinter and Teletype, All Types
610	91	Ribbons, Typesetting, All Types
610	77	Ribbons, Typewriter and Word Processing, Fabric
610	84	Ribbons, Typewriter and Word Processing, Film
610	70	Ribbons: Check Machine, Time Clock, Time Machine, and Recorder
019	66	Rice
393	72	Rice
325	68	Rice Products
790	37	Rice Seed
590	51	Rick Rack (Flat Braid)
936	69	Rifle Range Equipment Maintenance and Repair
120	76	Rigging and Rigging Gear for Ships
968	66	Right of Way Services (Including Title, Appraisal, Negotiation, Closing, Relocation, Condemnation, etc.)
890	50	Rings and Seals, Carbon (For Turbine Shafts)
320	58	Rings, Retaining
680	84	Riot and Crowd Control Equipment (Not Otherwise Classified)
760	60	Rippers and Scarifiers
210	72	Risers and Cones, Reinforced Concrete
320	62	Rivet Guns
320	60	Rivets, All Types (Except Brake Lining Rivets)
929	68	Road and Highway Equipment (Not Otherwise Classified) Maintenance and Repair
975	66	Road and Highway Equipment (Not Otherwise Classified) Rental or Lease
998	87	Road and Highway Materials (Including Testing Equipment)
845	63	Road Building Materials Testers and Accessories
775	45	Road Maintenance Salt (See Class 192 for Ice Removal Chemicals)
745	70	Road Oil
928	67	Road Services, Vehicle (Includes Mobile Repair Services)
680	85	Road Spikes (For Use by Police to Stop Vehicles on the Road)
988	75	Roadside Maintenance Services (Including Mowing, etc.)
201	67	Robes, Caps, and Gowns (Choir and Graduation Types)
983	64	Robes, Caps, and Gowns (Choir and Graduation), Rental or Lease
578	76	Robots (For Educational, Scientific Applications, etc.)
578	74	Robots (For Manufacturing Applications, etc.)
470	62	Robots for Assisting Disabled Persons
775	54	Rock (Granular) Salt (For Livestock)
745	77	Rock Asphalt
020	79	Rock Pickers and Rakes
120	77	Rocket Charges and Cannons, Wildlife Trapping
257	73	Rockets and Launch Vehicles (Including Boosters)
595	63	Rocks, Ornamental and Decorative
020	81	Rodent Control Equipment, Tractor Operated
040	87	Rodents (See 495-12,13 for Experimental Types)
120	80	Rods, Reels and Tackle Supplies
090	72	Roll Dividers and Rounders
250	70	Roll Paper, Bond (For EDP Portable Terminals)
250	72	Roll Paper, Thermal (For EDP Portable Terminals)
105	60	Roller and Needle Bearings and Parts, Straight
105	72	Roller Taper Bearings and Parts
700	76	Rollers for Offset Presses
760	63	Rollers, Flat Wheel Type, Static
760	66	Rollers, Flat Wheel Type, Vibrating
760	69	Rollers, Grid Type
515	64	Rollers, Lawn (Including Parts and Accessories)
635	47	Rollers, Paint Can Holders, Trays and Accessories
760	72	Rollers, Portable Type
760	75	Rollers, Rubber Tired
760	78	Rollers, Sheepsfoot Type
760	79	Rolling Straight Edges, Towed
765	56	Rollover Protections Structures (ROPS)
031	78	Roof Ventilators, Power Driven (Including Recycled Types)
031	79	Roof Ventilators, Wind Driven (Including Recycled Types)
145	60	Roofing
914	73	Roofing
918	91	Roofing Consultant
975	68	Roofing Equipment and Machine Rental or Lease
936	70	Roofing Equipment and Machinery Maintenance and Repair
770	70	Roofing Repair Kits
770	72	Roofing Supplies (Not Otherwise Classified)
770	56	Roofing, Aluminum: Corrugated, V-Crimp, etc.
770	59	Roofing, Asbestos-Cement: Corrugated, etc.
770	60	Roofing, Baked Enamel Sheet Steel: Corrugated, V-Crimp, etc.
770	62	Roofing, Composition: Rolls
770	64	Roofing, Concrete Tile
770	65	Roofing, Galvanized Sheet Metal: Corrugated, V-Crimp, etc.
910	66	Roofing, Gutters, and Downspouts Maintenance and Repair
770	66	Roofing, Malleable Iron
770	68	Roofing, Plastic and Fiberglass: Corrugated, etc.
770	73	Roofing, Tin
770	61	Roofing: Coated, Elastomeric, Sprayed Foam, etc.
971	65	Room Rental for Conferences, Seminars, etc.
890	51	Root Cutting Equipment for Sewer Lines
450	66	Rope Slings, Halyards and Lanyards
425	68	Rotary Filing Systems
720	61	Rotary Pumps, Gear or Roller Type, Power Driven
675	60	Rotenone (Fish Toxicant)
545	62	Router, Air/Pneumatic
545	63	Router, Electric
795	64	Roving Cans
450	68	Rubber (Not Recapping or Tire)(Including Structural Rubber Shapes)
967	72	Rubber and Rubber Products
745	80	Rubber Asphalt Crack Sealing Compound
615	75	Rubber Bands, All Sizes
485	77	Rubber Cleaner
670	58	Rubber Goods and Plumbing Specialities: Gaskets, Leathers, Seats, Washers, etc.
010	84	Rubber Insulation
545	64	Rubber Processing and Working Equipment
615	77	Rubber Stamps, Stamp Pads, Stamp Pad Ink and Stamp Racks
475	73	Rubber, Fabric, and Plastic Goods: Cadaver Bags and Shrouds, Ice Bags, Sheeting, Tubing, Water Bottles, etc.
450	69	Rubber, Scrap or Waste
233	90	Rubbing Compound, Abrasive
450	67	Rubbish Burners
485	78	Rug and Carpet Shampoo and Spot Remover (Including Deodorizers)
360	40	Rugs, Cut and Bound Sizes: Cotton, Synthetic, Wool, etc.
615	79	Rulers, All Types (For Drafting See Class 305-35)
445	57	Rules, Squares, and Tapes (Carpenter, etc.)
360	50	Runners, Carpet and Fabric
360	52	Runners, Rubber and Synthetic
905	66	Runway Grooving Services, Airport
019	67	Rye
085	75	Sacks, Cotton Harvesting
520	64	Saddle Trees
520	62	Saddles
659	73	Saddles, Sleeves, Straps
425	71	Safe Files
952	78	Safe Housing
425	74	Safes and Vaults Including Parts and Accessories
550	42	Safety Barriers, Traffic, Mobile: Energy Absorption Systems, Impact Attenuators (Crash Barriers), etc.
550	43	Safety Barriers, Traffic, Stationary: Energy Absorption Systems, Impact Attenuators (Crash Barriers), etc.
971	68	Safety Deposit Box Rental or Lease
907	72	Safety Engineering and Accident Studies; OSHA Studies
440	63	Safety Glass, Laminated
926	82	Safety Services, Environmental
425	77	Safety Step Stepladders (For Office Use)
650	50	Safety Surfaces, Playground
990	77	Safety Training and Awareness Services (Highway Safety, Boating, Seat Belt, etc.)
120	82	Sails
390	68	Salad Mix, Fresh
385	64	Salad Mixes, Frozen
860	40	Sales Books
545	65	Salt Brine Production Equipment
775	72	Salt Tablets (With or Without Dextrose)
775	63	Salt, Evaporated
393	73	Salt, Table
775	81	Salt, Tissue Flake, Dairy (Dendritic Butter or Cheese Salt)
390	69	Salted or Smoked Foods (Fruit, Meat, Seafood, Nuts, etc.)
493	62	Sample Collecting, Diluting and Multiple Dispensing Apparatus, Automatic: Pipetting Machines, etc.
493	63	Sample Concentrators (For Multiple Samples), Vacuum Type
493	64	Sample Preparation Systems
720	63	Sampling Pump Systems and Accessories
750	77	Sand and Gravel
460	75	Sand Blasting Hose and Fittings
485	80	Sand Urns, Filling Materials, Smoking Stands, Wall Mounted Ashtrays, and Cuspidors
175	77	Sand, Cement Testing
910	83	Sandblasting Buildings (See 968-67 for All Other Types)
545	66	Sandblasting Equipment and Accessories
968	67	Sandblasting Services (See 910-83 for Sandblasting of Buildings)
545	69	Sanders, Bench or Portable: Belt, Disc, and Finishing
385	65	Sandwiches, Ready-Made
925	83	Sanitary Engineering
948	85	Sanitary Napking Disposal Services
485	82	Sanitary Napkins and Tampons, Dispensable Type
393	93	Sanitizer, Liquid (For elimination of Bacteria, Viruses and Fungi caused by contact with Food)
450	70	Sash and Window Hardware (For Casement Type See Class 150)
725	52	Satellite Ground Stations: Transmit/Receive and Receive Only (Including Antennas)
840	45	Satellite Receiver Dish (Video)
939	76	Satellite Systems Maintenance and Repair
804	74	Satellites (Navigation, Geosynchrous, Orbiting, etc.) (See 257-75 for Military Types)
257	75	Satellites, Military (See 804-74 for all other types)
540	78	Sawdust and Shavings
445	58	Saws (Non-Powered): Hack, Keyhole, Pruning, Pole, etc.
160	56	Saws, Butchers', Hand
445	59	Saws, Hand, Portable (Powered)
160	60	Saws, Meat, Electric, All Types
545	75	Saws, Stationary, Powered: Band, Scroll, Radial Arm, Table, Veneer, etc.
936	71	Scaffolding Maintenance and Repair
977	63	Scaffolding Rental or Lease
450	72	Scaffolding, Sectional (Including Work Platforms)
370	42	Scalder
160	62	Scalding Equipment
740	74	Scale Eliminator Devices, Ice Machine
485	84	Scale Remover (Acid Type Cleaners For Dishwashers, Steam Tables, etc.)
260	72	Scalers, Peridontal: Rotary, Sonic, and Ultrasonic
998	88	Scales and Weighing Apparatus
938	79	Scales and Weighing Apparatus Maintenance and Repair
979	72	Scales and Weighing Apparatus Rental or Lease
495	82	Scales, Laboratory (Animal and Human): Autopsy Scales, Underwater Scales, etc.
984	83	Scanner and Reader Rental or Lease
206	85	Scanners and Readers, Magnetic Strip
204	89	Scanners and Readers, Magnetic Strip
204	90	Scanners and Readers, Optical Character: Bar Code, Remittance Scanner/Processors, etc.
206	86	Scanners and Readers, Optical Character: Bar Code, Remittance Scanner/Processors, etc.
204	88	Scanners, Document: Handheld, Desktop and High Volume
206	84	Scanners, Document: Handheld, Desktop, and High Volume
961	65	Scanning and Testing for Electrical Hot-Spots, etc.
855	68	Scenery and Props
070	30	School Bus Chassis
070	33	School Buses, Complete, Conventional Type
070	36	School Buses, Complete, Small Vehicle Type
998	89	School Equipment
981	65	School Equipment and Supplies Rental or Lease
936	72	School Equipment Maintenance and Repair
785	89	School Equipment Required to Meet the Needs of the Physically Handicapped Student (Prone Stands, Toddler Chairs, Special Computer Keyboards, etc.)
924	71	School Operation and Management Services
420	84	Schoolroom Furniture, Metal: Cabinets, Chairs, Desks, etc.
420	88	Schoolroom Furniture, Wood: Cabinets, Chairs, Desks, etc.
420	86	Schoolroom Furniture; Plastic, Polypropylene, Fiberglass Type: Cabinets, Chairs, Desks, etc.
257	77	Science and Research, Military
785	88	Science Instruction Equipment (For Classroom or Laboratory Use)
938	81	Scientific Equipment Maintenance and Repair
992	77	Scientific Equipment Testing and Calibration Services
209	82	Scientific, Statistical, Engineering, Mathematical, and Mapping Software (Including Photogrammetry)
208	82	Scientific, Statistical, Engineering, Mathematical, and Mapping Software (Including Photogrammetry)
961	74	Scientist Services (Geology, Geophysics, etc)
605	69	Scissors and Shears, Office
345	86	Scissors, First Aid and Paramedic
590	52	Scissors: Household, Pinking, Sewing
445	61	Scoops, Shovels, Spades, Spading Forks, etc. (Including Entrenching Tools)
680	86	Scopes, Rifle and Range
805	63	Scoreboards, Sports
578	81	Scrap and Waste Products, Non-Metallic (See 570-50 for Scrap Metal)
570	50	Scrap Metals, All Kinds
760	84	Scrapers
445	62	Scrapers, Chipping and Sealing
445	63	Scrapers, Ice and Snow (See Class 765 For Motorized Type)
150	72	Screen Doors and Window Screens, Aluminum Frame
150	74	Screen Doors and Window Screens, Steel Frame
150	76	Screen Doors and Window Screens, Wood Frame
175	78	Screening and Sieving Apparatus and Accessories: Riffle Samplers, Sieve Shakers, etc.
962	77	Screenings and Grit Removal Services
635	50	Screens and Strainers
820	81	Screens and Strainers, Water Intake, etc.
445	64	Screwdrivers, All Kinds
320	70	Screws, Cap
320	72	Screws, Machine
320	73	Screws, Sheet Metal
320	74	Screws, Wood
320	71	Screws: Coach, Drywall, Eye, Lag, Phillips, Set, Thumb, etc.
365	60	Scrubbing Machines (With Vacuum Pickup), Parts and Accessories
120	83	Scuba and Skin Diving Equipment
052	80	Sculptures: Marble, Metal, Plastic, etc.
050	80	Sculpturing Equipment and Supplies: Casting Materials, Modeling Clay, Sculptor's Tools, etc.
962	75	Seafood and Meat Processing Services
393	74	Seafood, Canned
385	66	Seafood, Freeze Dried (Not Entrees)
390	70	Seafood, Fresh
385	67	Seafood, Frozen (Not Entrees)
605	78	Seal, Notary and Departmental
670	59	Sealants, Waterplug
370	45	Sealer, Canning
630	82	Sealers and Primers, Paint
605	75	Sealing Machines, Mail Room
060	79	Seals and O-Rings
085	80	Seals, Mailbag, etc.
120	86	Searchlights, Marine
962	76	Seating and Meeting Services, Public
559	65	Seating and Upholstery
557	60	Seating and Upholstery
055	78	Seats and Parts, Automotive
981	66	Security and Access Systems (Airport, Library, Hospitals, etc.) Rental or Lease
936	73	Security and Access Systems Maintenance and Repair
910	67	Security Lock-Bar Installation, Maintenance and Repair
966	81	Security Paper, Custom Printed (Quan. Over 100,000)
905	68	Security Screening Services, Personnel
450	73	Security Seals
725	54	Security Systems and Equipment, Communications
906	78	Security Systems; Intruder and Smoke Detection - Architectural
925	84	Security Systems; Intruder and Smoke Detection/Engineering
918	93	Security/Safety Consulting
675	65	Seed and Soil Fumigants and Sterilants
370	46	Seed Extractors
790	34	Seed Peanuts
790	40	Seed Potatoes
790	44	Seed, Spices
650	54	Seesaws, Playground
865	68	Seine Twine
490	81	Semiconductor Devices
287	71	Semiconductors, Parts, and Accessories
952	80	Senior Aides Program
257	76	Sensors, Infrared (IR)
755	90	Sensors, Road (To detect Ice/Snow on Bridges, etc.)
890	53	Separation and Treatment Equipment, Oil/Water
490	82	Separators, Laboratory
910	68	Septic Tank Maintenance and Repair Services (Includes Absorption/Leach Field Construction)
670	60	Septic Tanks and Cesspools (Other than Concrete)
210	75	Septic Tanks, Grease Traps, and Water Troughs
269	80	Serums, Toxoids, and Vaccines
080	65	Service Awards, Specialty Type
670	63	Service Boxes and Parts
415	65	Service Fixtures: Cocks, Connectors, Sink Traps, Valves, etc.
804	76	Service Modules, Spacecraft
271	84	Sets (For IV Pumps): Peristaltic, Metering, etc.
475	74	Sets, Procedural, Disposable: Catheter Care, Enema, Irrigation, Surgical Prep, Surgical Scrub, Suture Removal, Urine Collection Kits, etc.
460	77	Sewage and Sludge Pump Hose
720	64	Sewage and Sludge Pumps, Submersible
720	67	Sewage and Sludge Pumps, Surface Mounted
890	65	Sewage and Waste Treating Equipment and Supplies
906	80	Sewage Collection, Treatment, and Disposal - Architectural
925	87	Sewage Collection, Treatment, and Disposal/Engineering
890	63	Sewer Analyzing, Monitoring, Probe and Related Equipment
885	82	Sewer and Septic Treating Chemicals
890	64	Sewer Inspection Equipment
890	66	Sewer Lift Stations and Parts
670	61	Sewer Pipe Cleaning Machines, Power Driven; and Parts
065	78	Sewer/Catch Basin Cleaning Body and Equipment
590	56	Sewing Accessories: Bound Buttonhole Makers, Palms, Seam Rippers, Sewing Baskets, etc.
977	64	Sewing and Textile Machine Rental or Lease
590	57	Sewing Kits, All Kinds
795	65	Sewing Machines and Accessories, Domestic
795	70	Sewing Machines and Accessories, Heavy Duty (Except Shoe Stitching)
931	72	Sewing Room and Textile Machinery Maintenance and Repair
962	78	Sewing, Embroidery, Embossing, and Alteration Services
870	30	Shade Screens, Louvered or Perforated
450	74	Shaft Couplings, Flexible and Rigid
445	66	Shaft Machines, Flexible (Powered)
570	52	Shafting: Bronze, Monel, Stainless Steel, Steel, etc.
540	84	Shakes and Shims, Wood
365	70	Shampoo and Spray Buffing Machines, Parts and Accessories
520	66	Shanks, Shoe, Steel and Fiber
545	78	Shapers and Jointers, Wood
545	81	Sharpeners: Lawn Mower, Saw, etc.
652	75	Shaving Supplies: Soaps, Brushes, Creams, Lathers, Lotions, etc.
825	72	Shearing Equipment
095	89	Shears and Tweezers
160	61	Shears, Meat
545	84	Shears, Metal, Electric
515	66	Shears: Grass, Hedge, Lopping, Pruning, etc.
691	73	Sheaves/Belt Sprockets (V-Belt, Poly Chain, HTD, Timing Sprockets)
155	74	Sheds, Storage
040	90	Sheep
570	54	Sheet Metal, Fabricated (Custom-Made Sheet Metal Items)
570	56	Sheet Piling, Steel
615	80	Sheet Protectors, Plastic, All Types
360	56	Sheet Vinyl, Cushioned
360	58	Sheet Vinyl, Non-Cushioned
665	84	Sheeting, Plastic, Reinforced (Not Polyethylene)
550	44	Sheeting, Reflectorized (For License Plates)
550	45	Sheeting, Reflectorized (General) (See 801-49 for Reflective Sign Material)
640	69	Sheeting, Slip, Paper
795	75	Sheeting, Slitting, Spooling, and Notching Machines
540	81	Sheetrock and Accessories: Cement, Corners, Floating Compound, etc. (For Tape See Class 832) (Including Recycled Type)
850	64	Sheets and Pillow Cases
287	72	Shelf Hardware, Electronic: Adapters, Clips, Connectors, Dielectrics, Jacks, Lugs, Plugs, Sockets, Solder, Switches, Terminals, etc.
640	70	Shelf Paper
750	84	Shell
325	72	Shell, Ground
390	72	Shellfish, Fresh
553	75	Shells and Casings (Plastic, Metal, Steel)
155	76	Shelters, Bus Waiting
910	69	Shelters, Carports, Portable Buildings, etc. Maintenance and Repair
155	77	Shelters, Fire
155	78	Shelters, Insulated (For Remote Equipment)
155	79	Shelters, Non-Insulated
155	80	Shelters, Portable
425	80	Shelving, Metal (Not Library or Shop)
425	81	Shelving, Mobile, Track Type
380	80	Sherbet
465	84	Shield, Protective, Surgical
545	80	Shield, Trench (Worker Protection)
593	74	Shielding Equipment, Radiation
570	57	Shim Stock
770	74	Shingles, Asbestos
770