Includes
Automatic Nonpowered Valves; Gate, Globe, Angle, Check, and Relief Valves; Cocks.

Excludes
Fire Hydrants (FSC 4210) Sprinkler Heads (FSC 4210); Valves specifically designed for use with fire fighting equipment (FSC 4210); plumbing equipment and the like (FSC 4540)

Possible NAICS Codes
332911 – Industrial Valve Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
332912 – Fluid Power Valve and Hose Fitting Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
336411 – Aircraft Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332510 – Hardware Manufacturing

Includes
Carburetors; Fuel Pumps; Engine Fuel Filters; Fuel Tanks; Components for all engines except Aircraft and Guided Missile Prime Moving.

Possible NAICS Codes
333618 – Other Engine Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing

Excludes
Packing and Gasket Material (FSC 5330).

Possible NAICS Codes
339991 – Gasket, Packing, and Sealing Device Manufacturing
333618 – Other Engine Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
332618 – Other Fabricated Wire Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333120 – Construction Machinery Manufacturing

Includes
Generators, Magnetos, Spark Plugs; Ignition Coils; Ignition Distributors; Engine Voltage Regulators; Ignition Harness Assemblies; Starting Motors for Engines.

Excludes
Vehicular Lighting Fixtures (FSC 6220) and Aircraft Generators (FSC 2925).

Possible NAICS Codes
336320 – Motor Vehicle Electrical and Electronic Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333618 – Other Engine Equipment Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
339950 – Sign Manufacturing
336211 – Motor Vehicle Body Manufacturing
333120 – Construction Machinery Manufacturing

Includes
Components for all Engines except Aircraft and Guided Missile Prime Moving.

Excludes
Air and Oil Filters (FSC 4310, 4330), Strainers (FSC 4730), and Cleaners (FSC 4310) not specifically designed for use with engines.

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
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332510 – Hardware Manufacturing
333120 – Construction Machinery Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing

Includes
Electric Motor Operated Valves; Hydraulic Operated Valves; Solenoid Operated Valves.

Excludes
Engine Intake and Exhaust valves;(FSC 2990, 2815); Valves specifically designed for use with fire fighting equipment,(FSC 4210); plumbing equipment, and the like (FSC 4540).

Possible NAICS Codes
332911 – Industrial Valve Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
332912 – Fluid Power Valve and Hose Fitting Manufacturing
333618 – Other Engine Equipment Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
333120 – Construction Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333612 – Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Includes
Engine Dynafocal Suspension Mounts; Engine Driven Superchargers (not integrated with engine); Starter Cranks; Engine Starter Ropes; Exhaust Mufflers; Hand Inertia Starters; Air Duct Heaters; Engine Governors; Intake Mufflers; Combustion Type Starters; Miscellaneous Accessories for all Engines except Aircraft and Guided Missile Prime Moving.

Excludes
Electrical Starters Non-Aircraft (FSC 2920); Aircraft (FSC 2925).

Possible NAICS Codes
333618 – Other Engine Equipment Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333120 – Construction Machinery Manufacturing
336211 – Motor Vehicle Body Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332510 – Hardware Manufacturing

Includes
Cooling Pans; Radiators; Water Pumps; Water Hose Assemblies; Engine Coolant Filters; Components for all Engines except Aircraft and Guided Missile Prime Moving.

Possible NAICS Codes
333618 – Other Engine Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
336310 – Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
336211 – Motor Vehicle Body Manufacturing
333120 – Construction Machinery 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
333310 – Commercial and Service Industry Machinery Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336320 – Motor Vehicle Electrical and Electronic Equipment Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
313210 – Broadwoven Fabric Mills
333120 – Construction Machinery Manufacturing
336999 – All Other Transportation Equipment 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

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
333310 – Commercial and Service Industry Machinery Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333120 – Construction Machinery Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Includes
Automobile Seat Covers; Shock Absorber, Bumper; Windshield Wipers; Bumper Guards; Mirrors, Rear View and Side View; Vehicle Heaters.

Excludes
Speedometers (FSC 6680); Suspension Type Shock Absorbers (FSC 2510).

Possible NAICS Codes
336390 – Other Motor Vehicle Parts Manufacturing
336360 – Motor Vehicle Seating and Interior Trim Manufacturing
333618 – Other Engine Equipment Manufacturing
333120 – Construction Machinery Manufacturing
332510 – Hardware Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
336211 – Motor Vehicle Body Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336320 – Motor Vehicle Electrical and Electronic Equipment Manufacturing

Excludes
Laboratory Centrifuges (FSG 65 and 66); Water Purification Filters (FSC 4610).

Possible NAICS Codes
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333618 – Other Engine Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333120 – Construction Machinery Manufacturing
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
339950 – Sign Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
336411 – Aircraft Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing

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
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
336211 – Motor Vehicle Body Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333120 – Construction Machinery Manufacturing

Includes
Light Burner Fuels; Diesel Fuels, Kerosene; Military Specification Type Residuals; Special and Heavy Grade Turbine Vessel Propulsion Fuels; Federal Specification Heavy Burner Fuels; Bunker "C" Commercial Grade Fuel; Heavy Fuel and other Black (Boiler Type) Fuels; Illuminating Oils.

Possible NAICS Codes
324110 – Petroleum Refineries
457210 – Fuel Dealers
324191 – Petroleum Lubricating Oil and Grease Manufacturing
324199 – All Other Petroleum and Coal Products Manufacturing
213112 – Support Activities for Oil and Gas Operations
424720 – Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)
333132 – Oil and Gas Field Machinery and Equipment Manufacturing