Excludes
Aircraft Pneumatic Tires and Tubes.

Possible NAICS Codes
493190 – Other Warehousing and Storage
326211 – Tire Manufacturing (except Retreading)
441340 – Tire Dealers
423130 – Tire and Tube Merchant Wholesalers
488190 – Other Support Activities for Air Transportation

Includes
Rubber Track Laying Treads.

Possible NAICS Codes
493190 – Other Warehousing and Storage
326211 – Tire Manufacturing (except Retreading)
441340 – Tire Dealers
423130 – Tire and Tube Merchant Wholesalers
441330 – Automotive Parts and Accessories Retailers
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
326212 – Tire Retreading
423120 – Motor Vehicle Supplies and New Parts Merchant Wholesalers

Includes
Assembled and Unassembled Tanks for storage only; Enclosures for Pressure and Vacuum Tanks; Petroleum Bulk Storage Tanks.

Excludes
Boiler Tanks (FSC 4410); Hot Water Tanks (FSC 4520).

Possible NAICS Codes
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
332420 – Metal Tank (Heavy Gauge) Manufacturing
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
326299 – All Other Rubber Product Manufacturing
332313 – Plate Work Manufacturing
444140 – Hardware Retailers
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
326199 – All Other Plastics Product Manufacturing
336411 – Aircraft Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing

Includes
Automotive, Industrial, Marine, Locomotive, and all other types of Diesel and Semi-Diesel Engines.

Excludes
Engines Accessories (FSC 2990).

Possible NAICS Codes
333618 – Other Engine Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333120 – Construction Machinery Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing

Includes
Attachments for Tanks, Self-propelled Weapons, and High Speed Tractors; A-frames and Winches specifically designed for truck mounting; Cranes and Crane Booms for Wrecker Trucks.

Possible NAICS Codes
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336320 – Motor Vehicle Electrical and Electronic Equipment Manufacturing
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
336999 – All Other Transportation Equipment Manufacturing
336211 – Motor Vehicle Body Manufacturing
333120 – Construction Machinery Manufacturing

Description
Maintenance, Repair and Rebuilding of Equipment: Tires and Tubes

Possible NAICS Codes
811198 – All Other Automotive Repair and Maintenance
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
811114 – Specialized Automotive Repair
811111 – General Automotive Repair
326212 – Tire Retreading
326211 – Tire Manufacturing (except Retreading)
488190 – Other Support Activities for Air Transportation
441340 – Tire Dealers
423130 – Tire and Tube Merchant Wholesalers
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing

Includes
Automotive Lifts; Wheel Aligners; Brake Service Equipment; Tire Maintenance and Repair Equipment; Test stands and test equipment specially designed for use with motor vehicles.

Excludes
Hand Tools (FSG 51); Lubrication and Fuel Dispensing Equipment (FSC 4930); Basic types of electrical and electronic test instruments, including those specifically designed, such as ammeters, voltmeters, ohmmeters, multimeters, and similar instruments as shown in the indexes in the FSC (FSC 6625).

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
334419 – Other Electronic Component Manufacturing
333618 – Other Engine Equipment Manufacturing
811111 – General Automotive Repair
334514 – Totalizing Fluid Meter and Counting Device Manufacturing
423120 – Motor Vehicle Supplies and New Parts Merchant Wholesalers
444110 – Home Centers
336390 – Other Motor Vehicle Parts Manufacturing
811121 – Automotive Body, Paint, and Interior Repair and Maintenance

Possible NAICS Codes
493190 – Other Warehousing and Storage
326211 – Tire Manufacturing (except Retreading)
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing

Description
Other Quality Control, Testing and Inspection Services: Miscellaneous

Possible NAICS Codes
541380 – Testing Laboratories and Services
488390 – Other Support Activities for Water Transportation
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541620 – Environmental Consulting Services
541350 – Building Inspection Services
541690 – Other Scientific and Technical Consulting Services
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
237120 – Oil and Gas Pipeline and Related Structures Construction

Description
Equipment and Materials Testing: Tires and Tubes

Possible NAICS Codes
541380 – Testing Laboratories and Services
423130 – Tire and Tube Merchant Wholesalers
339112 – Surgical and Medical Instrument Manufacturing
541330 – Engineering Services
441340 – Tire Dealers
336211 – Motor Vehicle Body Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
326211 – Tire Manufacturing (except Retreading)

Includes
Turret Brakes; Clutch Brakes, Tank Turret.

Possible NAICS Codes
336390 – Other Motor Vehicle Parts Manufacturing
336330 – Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing
336340 – Motor Vehicle Brake System Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336350 – Motor Vehicle Transmission and Power Train Parts Manufacturing
336211 – Motor Vehicle Body Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing

Includes
Cars, Motor, Highway; Buses; Chassis, Passenger Motor Vehicle; Hearses; Ambulances.

Excludes
Amphibious Personnel Carriers; All Truck Chassis.

Notes
This class includes only complete passenger motor vehicles, and chassis therefor. Any end items, assemblies, parts, attachments, or accessories, other than complete chassis, for use in or on passenger motor vehicles are classified in classes other than this class.

Possible NAICS Codes
336110 – Automobile and Light Duty Motor Vehicle Manufacturing
336211 – Motor Vehicle Body Manufacturing
336999 – All Other Transportation Equipment Manufacturing
423110 – Automobile and Other Motor Vehicle Merchant Wholesalers
532111 – Passenger Car Rental
532112 – Passenger Car Leasing

Description
Industrial Hygienics

Possible NAICS Codes
541690 – Other Scientific and Technical Consulting Services
541620 – Environmental Consulting Services
621399 – Offices of All Other Miscellaneous Health Practitioners
541990 – All Other Professional, Scientific, and Technical Services
541490 – Other Specialized Design Services

Description
Installation of Equipment: Tires and Tubes

Possible NAICS Codes
441340 – Tire Dealers
811198 – All Other Automotive Repair and Maintenance
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
326211 – Tire Manufacturing (except Retreading)
811111 – General Automotive Repair
423130 – Tire and Tube Merchant Wholesalers
423120 – Motor Vehicle Supplies and New Parts Merchant Wholesalers
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
336110 – Automobile and Light Duty Motor Vehicle Manufacturing

Includes
Cloth; Papers; Powders; Abrasive Polishing Compounds; Metal Finishing Abrasives; Industrial Diamonds; Diamond Dust; Rouge.

Possible NAICS Codes
327910 – Abrasive Product Manufacturing
423710 – Hardware Merchant Wholesalers
326122 – Plastics Pipe and Pipe Fitting Manufacturing
444110 – Home Centers
444140 – Hardware Retailers