Major Group 37: Transportation Equipment
This major group includes establishments engaged in manufacturing equipment for transportation of passengers and cargo by land, air, and water. Important products produced by establishments classified in this major group include motor vehicles, aircraft, guided missiles and space vehicles, ships, boats, railroad equipment, and miscellaneous transportation equipment, such as motorcycles, bicycles, and snowmobiles. Establishments primarily engaged in manufacturing mobile homes are classified in Industry 2451. Establishments primarily engaged in manufacturing equipment used for moving materials on farms; in mines and on construction sites; in individual plants; in airports; or on other locations off the highway are classified in Major Group 35.
- Industry Group 371: Motor Vehicles And Motor Vehicle Equipment
- 3711 Motor Vehicles And Passenger Car Bodies
Establishments primarily engaged in manufacturing or assembling complete passenger automobiles, trucks, commercial cars and buses, and special purpose motor vehicles which are for highway use. This industry also includes establishments primarily engaged in manufacturing chassis and passenger car bodies. Such establishments may also manufacture motor vehicle parts, but establishments primarily engaged in manufacturing motor vehicle parts except chassis and passenger car bodies are classified in Industry 3714. Establishments primarily engaged in manufacturing truck and bus bodies and in assembling them on purchased chassis are classified in Industry 3713; those manufacturing motor homes on purchased chassis are classified in Industry 3716; those manufacturing motorcycles are classified in Industry 3751; those manufacturing industrial tractors are classified in Industry 3537; those manufacturing other wheel tractors, except contractors off-highway types, are classified in Industry 3523; those manufacturing tracklaying and contractors' off-highway type tractors are classified in Industry 3531; those manufacturing combat tanks and self-propelled weapons are classified in Industry 3795; and those manufacturing stamped body parts for passenger cars are classified in Industry 3465.
- Ambulances (motor vehicles)
- Amphibian motor vehicles, except tanks
- Assembling complete automobiles, trucks, commercial cars, and buses
- Automobiles
- Bodies, passenger automobile
- Brooms, powered (motor vehicles)
- Car bodies, including fiberglass
- Cars, armored
- Cars, electric: for highway use
- Chassis, motor vehicle
- Fire department vehicles (motor vehicles)
- Flushers, street (motor vehicles)
- Hearses (motor vehicles)
- Mobile lounges (motor vehicle)
- Motor buses, except trackless trolley
- Motor homes, self contained-mitse
- Motor trucks, except off-highway
- Motor vehicles, including amphibian
- Patrol wagons (motor vehicles)
- Personnel carriers, for highway use
- Road oilers (motor vehicles)
- Snowplows (motor vehicles)
- Station wagons (motor vehicles)
- Street sprinklers and sweepers (motor vehicles)
- Taxicabs
- Tractors, truck: for highway use
- Universal carriers, military
- 3713 Truck And Bus Bodies
Establishments primarily engaged in manufacturing truck and bus bodies and cabs for sale separately or for assembly on purchased chassis, or in assembling truck and bus bodies on purchased chassis. Establishments primarily engaged in manufacturing complete trucks and buses are classified in Industry 3711; those manufacturing stamped body parts for trucks and buses are classified in Industry 3465; those manufacturing truck trailers and demountable cargo containers are classified in Industry 3715; those manufacturing cabs for agricultural tractors are classified in Industry 3523; those manufacturing cabs for industrial trucks are classified in Industry 3537; and those manufacturing cabs for off-highway construction trucks are classified in Industry 3531.
- Ambulance bodies
- Automobile wrecker-truck body
- Bodies, dump
- Bus bodies, motor vehicle
- Hearse bodies
- Truck beds
- Truck bodies, motor vehicle
- Truck cabs for motor vehicles
- Truck tops
- Van-type bodies, all purpose
- 3714 Motor Vehicle Parts And Accessories
Establishments primarily engaged in manufacturing motor vehicle parts and accessories, but not engaged in manufacturing complete motor vehicles or passenger car bodies. Establishments primarily engaged in manufacturing or assembling complete automobiles and trucks are classified in Industry 3711; those manufacturing tires and tubes are classified in Industry 3011; those manufacturing automobile glass are classified in Major Group 32; those manufacturing automobile stampings are classified in Industry 3465; those manufacturing vehicular lighting equipment are classified in Industry 3647; those manufacturing ignition systems are classified in Industry 3694; those manufacturing storage batteries are classified in Industry 3691; and those manufacturing carburetors, pistons, piston rings, and engine intake and exhaust valves are classified in Industry 3592.
- Air brakes, motor vehicle
- Automotive wiring harness sets, except ignition
- Axle housings and shafts, motor vehicle
- Axles, motor vehicle
- Ball joints, motor vehicle
- Bearings, motor vehicle: except ball and roller
- Brake drums
- Brakes and brake parts, motor vehicle
- Bumpers and bumperettes, motor vehicle
- Camshafts, motor vehicle gasoline engine
- Cleaners, air: motor vehicle
- Connecting rods, motor vehicle: gasoline engine
- Control equipment, motor vehicle: acceleration mechanisms and
- Crankshaft assemblies, motor vehicle: gasoline engine
- Cylinder heads, motor vehicle: gasoline engines
- Defrosters, motor vehicle
- Differentials and parts, motor vehicle
- Directional signals, motor vehicle
- Drive shafts, motor vehicle
- Dump truck lifting mechanisms
- Engines and parts, except diesel: motor vehicle
- Exhaust systems and parts, motor vehicle
- Fifth wheels
- Filters: oil, fuel, and air-motor vehicle
- Frames, motor vehicle
- Fuel pumps, motor vehicle
- Fuel systems and parts, motor vehicle
- Gas tanks, motor vehicle
- Gears, motor vehicle
- Governors, motor vehicle
- Heaters, motor vehicle
- Hoods, motor vehicle
- Horns, motor vehicle
- Hydraulic fluid power pumps for auto motive steering mechanisms
- Instrument board assemblies, motor vehicle
- Lubrication systems and parts, motor vehicle
- Manifolds, motor vehicle: gasoline engine
- Motor vehicle gasoline engine rebuilding on a factory basis
- Motor vehicle parts and accessories, except motor vehicle stampings
- Mufflers, exhaust: motor vehicle
- Oil filters, motor vehicle
- Pipes, fuel: motor vehicle
- Power transmission equipment, motor vehicle
- Pumps, motor vehicle: oil, water, fuel, and power steering
- Radiators and radiator shells and cores, motor vehicle
- Rear axle housings, motor vehicle
- Rebuilding motor vehicle gasoline engines and transmissions on a
- Rims, wheel: motor vehicle
- Sanders, motor vehicle safety
- Shock absorbers, motor vehicle
- Steering mechanisms, motor vehicle
- Thermostats, motor vehicle
- Third axle attachments or six wheel units for motor vehicles
- Tie rods, motor vehicle
- Tire valve cores
- Tops, motor vehicle: except stamped metal
- Transmission housings and parts, motor vehicle
- Transmissions, motor vehicle
- Universal joints, motor vehicle
- Vacuum brakes, motor vehicle
- Wheels, motor vehicle
- Windshield frames, motor vehicle
- Windshield wiper systems, all types
- Winterfronts, motor vehicle
- Wiring harness sets motor vehicles, except ignition
- 3715 Truck Trailers
Establishments primarily engaged in manufacturing truck trailers, truck trailer chassis for sale separately, detachable trailer bodies (cargo containers) for sale separately, and detachable trailer (cargo container) chassis, for sale separately.
- Bus trailers, tractor type
- Demountable cargo containers
- Motor truck trailers
- Semitrailers for missile transportation
- Semitrailers for truck tractors
- Trailers, fifth-wheel type: for transporting horses
- Truck trailers
- 3716 Motor Homes
Establishments primarily engaged in manufacturing self-contained motor homes on purchased chassis. Establishments engaged in manufacturing self-contained motor homes on chassis manufactured in the same establishment are classified in Industry 3711. Establishments primarily engaged in manufacturing mobile homes are classified in Industry 2451; and those manufacturing travel trailers and pickup campers are classified in Industry 3792. Establishments primarily engaged in van conversion on a custom basis are classified in Services, Industry 7532.
- Self-contained motor homes: made on purchased chassis
- Vans, self-propelled: conversion on a factory basis for recreational
- Industry Group 372: Aircraft And Parts
- 3721 Aircraft
Establishments primarily engaged in manufacturing or assembling complete aircraft. This industry also includes establishments owned by aircraft manufacturers and primarily engaged in research and development on aircraft, whether from enterprise funds or on a contract or fee basis. Also included are establishments engaged in repairing and rebuilding aircraft on a factory basis. Establishments primarily engaged in manufacturing engines and other aircraft parts and auxiliary equipment are classified in Industries 3724 and 3728; and those manufacturing guided missiles and space vehicles and parts are classified in Industry Group 376. Establishments primarily engaged in the repair of aircraft, except on a factory basis, are classified in Transportation, Industry 4581; and research and development on aircraft by establishments not owned by aircraft manufacturers are classified in Services, Industry 8731.
- Aircraft
- Airplanes, fixed or rotary wing
- Airships
- Autogiros
- Balloons (aircraft)
- Blimps
- Dirigibles
- Gliders (aircraft)
- Hang gliders
- Helicopters
- Research and development on aircraft by the manufacturer
- 3724 Aircraft Engines And Engine Parts
Establishments primarily engaged in manufacturing aircraft engines and engine parts. This industry also includes establishments owned by aircraft engine manufacturers and primarily engaged in research and development on aircraft engines and engine parts whether from enterprise funds or on a contract or fee basis. Also included are establishments engaged in repairing and rebuilding aircraft engines on a factory basis. Establishments primarily engaged in manufacturing guided missile and space vehicle propulsion units and parts are classified in Industry 3764; those manufacturing aircraft intake and exhaust valves and pistons are classified in Industry 3592; and those manufacturing aircraft internal combustion engine filters are classified in Industry 3714. Establishments primarily engaged in the repair of aircraft engines, except on a factory basis, are classified in Transportation, Industry 4581; and research and development on aircraft engines on a contract or fee basis by establishments not owned by aircraft engine manufacturers are classified in Services, Industry 8731.
- Air scoops, aircraft
- Aircraft engines and engine parts, internal combustion and jet
- Airfoils, aircraft engine
- Cooling systems, aircraft engine
- Engine heaters, aircraft
- Engine mount parts, aircraft
- Exhaust systems, aircraft
- External power units, aircraft: for hand-inertia starters
- Jet assisted takeoff devices (JATO)
- Lubricating systems, aircraft
- Pumps, aircraft engine
- Research and development on aircraft engines and engine parts by the
- Rocket motors, aircraft
- Starters, aircraft: nonelectric
- Turbines, aircraft type
- Turbo-superchargers, aircraft
- 3728 Aircraft Parts And Auxiliary Equipment, Not Elsewhere Classified
Establishments primarily engaged in manufacturing aircraft parts and auxiliary equipment, not elsewhere classified. This industry also includes establishments owned by manufacturers of aircraft parts and auxiliary equipment and primarily engaged in research and development on aircraft parts, whether from enterprise funds or on a contract or fee basis. Establishments primarily engaged in manufacturing or assembling complete aircraft are classified in Industry 3721; those manufacturing aircraft engines and parts are classified in Industry 3724; those manufacturing aeronautical instruments are classified in Industry 3812; those manufacturing aircraft engine electrical (aeronautical electrical) equipment are classified in Industry 3694; and those manufacturing guided missile and space vehicle parts and auxiliary equipment are classified in Industry 3769. Establishments not owned by manufacturers of aircraft parts but primarily engaged in research and development on aircraft parts on a contract or fee basis are classified in Services, Industry 8731.
- Adapter assemblies, hydromatic propeller
- Ailerons, aircraft
- Aircraft armament, except guns
- Aircraft arresting device system
- Aircraft assemblies, subÄassemblies, and parts, except engines
- Aircraft body assemblies and parts
- Aircraft power transmission equipment
- Aircraft propeller parts
- Airframe assemblies, except for guided missiles
- Airplane brake expanders
- Alighting assemblies (landing gear), aircraft Beaching gear, aircraft
- Blades, aircraft propeller: metal or wood
- Bomb racks, aircraft
- Brakes, aircraft
- Chaffing dispensers, aircraft
- Countermeasure dispensers, aircraft
- Deicing equipment, aircraft
- Dive brakes, aircraft
- Dusting and spraying equipment, aircraft
- Dynetric balancing stands, aircraft
- Elevators, aircraft
- Empennage (tail) assemblies and parts aircraft
- Fins, aircraft
- Flaps, aircraft wing
- Fuel tanks, aircraft: including self-sealing
- Fuselage assemblies, aircraft
- Gears, power transmission: aircraft
- Governors, aircraft propeller feathering
- Hubs, aircraft propeller
- Instrument panel mockups: aircraft training units
- Landing gear, aircraft
- Landing skis and tracks, aircraft
- Link trainers (aircraft training mechanisms)
- Nacelles, aircraft
- Oleo struts, aircraft
- Oxygen systems for aircraft
- Panel assemblies (hydromatic propeller test stands), aircraft
- Pontoons, aircraft
- Propeller alining tables
- Propellers, variable and fixed pitch and parts-aircraft
- Pumps, propeller feathering
- Refueling equipment, airplane: for use in night
- Research and development on aircraft parts and auxiliary equipment
- Roto-blades for helicopters
- Rudders, aircraft
- Seat ejector devices, aircraft
- Spinners, aircraft propeller
- Stabilizers, aircraft
- Target drones, aircraft
- Targets, trailer type: aircraft
- Tow targets, aircraft
- Training aids, aircraft: except electronic
- Transmissions, aircraft
- Turret test fixtures, aircraft
- Turrets and turret drives, aircraft
- Wheels, aircraft
- Wing assemblies and parts, aircraft
- Industry Group 373: Ship And Boat Building And Repairing
- 3731 Ship Building And Repairing
Establishments primarily engaged in building and repairing ships, barges, and lighters, whether self-propelled or towed by other craft. This industry also includes the conversion and alteration of ships and the manufacture of off-shore oil and gas well drilling and production platforms (whether or not self-propelled). Establishments primarily engaged in fabricating structural assemblies or components for ships, or subcontractors engaged in ship painting, joinery, carpentry work, and electrical wiring installation, are classified in other industries.
- Barges, building and repairing
- Cargo vessels, building and repairing
- Combat ships, building and repairing
- Crew boats, building and repairing
- Dredges, building and repairing
- Drilling and production platforms, floating, oil and gas
- Drydocks, floating
- Ferryboats, building and repairing
- Fireboats, building and repairing
- Fishing vessels, large: seiners and trawlers-building and repairing
- Hydrofoil vessels
- Landing ships, building and repairing
- Lighters, marine: building and repairing
- Lighthouse tenders, building and repairing
- Marine rigging
- Naval ships, building and repairing
- Offshore supply boats, building and repairing
- Passenger-cargo vessels, building and repairing
- Patrol boats, building and repairing
- Radar towers, floating
- Sailing vessels, commercial: building and repairing
- Scows, building and repairing
- Seiners, building and repairing
- Shipbuilding and repairing
- Submarine tenders, building and repairing
- Tankers (ships), building and repairing
- Tenders (ships), building and repairing
- Towboats, building and repairing
- Transport vessels, passenger and troop: building and repairing
- Trawlers, building and repairing
- Tugboats, building and repairing
- 3732 Boat Building And Repairing
Establishments primarily engaged in building and repairing boats. Establishments primarily engaged in manufacturing rubber and nonrigid plastics boats are classified in Major Group 30. Establishments primarily engaged in operating marinas and which perform incidental boat repair are classified in Transportation, Industry 4493; membership yacht clubs are classified in Services, Industry 7997; and those performing outboard motor repair are classified in Services, Industry 7699.
- Boat kits, not a model
- Boats, fiberglass: building and repairing
- Boats, rigid: plastics
- Boats: motorboats, sailboats, rowboats, and canoes-building and
- Canoes, building and repairing
- Dinghies, building and repairing
- Dories, building and repairing
- Fishing boats, small
- Houseboats, building and repairing
- Hydrofoil boats
- Kayaks, building and repairing
- Life boats, building and repairing
- Life rafts, except inflatable (rubber and plastics)
- Motorboats, inboard and outboard: building and repairing
- Pontoons, except aircraft and inflatable (rubber and plastics)
- Skiffs, building and repairing
- Industry Group 374: Railroad Equipment
- 3743 Railroad Equipment
Establishments primarily engaged in building and rebuilding locomotives (including frames and parts, not elsewhere classified) of any type or gauge; and railroad, street, and rapid transit cars and car equipment for operation on rails for freight and passenger service. Establishments primarily engaged in manufacturing mining cars are classified in Industry 3532. Repair shops, owned and operated by railroads or local transit companies, repairing locomotives or cars for their oWn use are classified in Transportation, Major Groups 40 and 41. Establishments primarily engaged in repairing railroad cars on a contract or fee basis are classified in Transportation, Industry 4789; and those repairing locomotive engines on a contract or fee basis are classified in Services, Industry 7699.
- Brakes, railway: air and vacuum
- Cars and car equipment, freight or passenger
- Dining cars and car equipment
- Engines, steam (locomotives)
- Freight cars and car equipment
- Industrial locomotives and parts
- Interurban cars and car equipment
- Locomotives, locomotive frames, and parts
- Lubrication systems, locomotive
- Mining locomotives and parts
- Railroad car rebuilding
- Railway motor cars
- Rapid transit cars and equipment
- Sleeping cars, railroad
- Streetcars and car equipment
- Switching locomotives and parts, electric and nonelectric
- Tank freight cars and car equipment
- Tenders, locomotive
- Trolley buses, trackless
- Industry Group 375: Motorcycles, Bicycles, And Parts
- 3751 Motorcycles, Bicycles, And Parts
Establishments primarily engaged in manufacturing motorcycles, bicycles, and similar equipment, and parts. Establishments primarily engaged in manufacturing children's vehicles, except bicycles, are classified in Industry 3944. Establishments primarily engaged in manufacturing golf carts and other similar personnel carriers are classified in Industry 3799.
- Bicycles and parts
- Brakes, bicycle: friction clutch and other
- Frames, motorcycle and bicycle
- Gears, motorcycle and bicycle
- Handle bars, motorcycle and bicycle
- Mopeds and parts
- Motor scooters and parts
- Motorbikes and parts
- Motorcycles and parts
- Saddles, motorcycle and bicycle
- Seat posts, motorcycle and bicycle
- Industry Group 376: Guided Missiles And Space Vehicles And Parts
- 3761 Guided Missiles And Space Vehicles
Establishments primarily engaged in manufacturing complete guided missiles and space vehicles. This industry also includes establishments owned by guided missile and space vehicle manufacturers and primarily engaged in research and development on these products, whether from enterprise funds or on a contract or fee basis. Establishments primarily engaged in manufacturing guided missile and space vehicle propulsion units and propulsion unit parts are classified in Industry 3764; those manufacturing space satellites are classified in Industry 3669; those manufacturing guided missile and space vehicle airborne and ground guidance, checkout, and launch electronic systems and components are classified in Industry 3812; and those manufacturing guided missile and space vehicle airframes, nose cones, and space capsules are classified in Industry 3769. Research and development on guided missiles and space vehicles, on a contract or fee basis, by establishments not owned by guided missile or space vehicle manufacturers are classified in Services, Industry 8731.
- Ballistic missiles, complete
- Guided missiles, complete
- Research and development on guided missiles and space vehicles, by
- Rockets (guided missiles), space and military: complete
- Space vehicles, complete
- 3764 Guided Missile And Space Vehicle Propulsion Units And Propulsion
Establishments primarily engaged in manufacturing guided missile propulsion units and propulsion unit parts. This industry also includes establishments owned by manufacturers of guided missile and space vehicle propulsion units and parts and primarily engaged in research and development on such products, whether from enterprise funds or on a contract or fee basis. Research and development on guided missile and space propulsion units, on a contract or fee basis by establishments not owned by manufacturers of guided missile and space vehicle propulsion units and parts, are classified in Services, Industry 8731.
- Engines and engine parts, guided missile
- Propulsion units for guided missiles and space vehicles
- Research and development on guided missile and space vehicle
- Rocket motors, guided missile
- 3769 Guided Missile And Space Vehicle Parts And Auxiliary Equipment,
Establishments primarily engaged in manufacturing guided missile and space vehicle parts and auxiliary equipment, not elsewhere classified. This industry also includes establishments owned by manufacturers of guided missile and space vehicle parts and auxiliary equipment, not elsewhere classified, and primarily engaged in research and development on such products, whether from enterprise funds or on a contract or fee basis. Establishments primarily engaged in manufacturing navigational and guidance systems are classified in Industry 3812. Research and development on guided missile and space vehicle parts, on a contract or fee basis by establishments not owned by manufacturers of such products, are classified in Services, Industry 8731.
- Airframe assemblies, for guided missiles
- Casings for missiles and missile components shipping and storage
- Nose cones, guided missile
- Research and development on guided missile and space vehicle
- Space capsules
- Industry Group 379: Miscellaneous Transportation Equipment
- 3792 Travel Trailers And Campers
Establishments primarily engaged in manufacturing travel trailers and campers for attachment to passenger cars or other vehicles, pickup coaches (campers) and caps (covers) for mounting on pickup trucks. Travel trailers are generally 35 feet long or less, 8 feet wide or less, and have storage facilities for water and waste. Establishments primarily engaged in manufacturing mobile homes are classified in Industry 2451.
- Campers, for mounting on trucks
- Camping trailers and chassis
- Pickup coaches (campers) for mounting on pickup trucks
- Pickup covers, canopies or caps
- Tent-type camping trailers
- Travel trailer chassis
- Truck campers (slide-in campers)
- 3795 Tanks And Tank Components
Establishments primarily engaged in manufacturing complete tanks, specialized components for tanks, and self-propelled weapons. Establishments primarily engaged in manufacturing military vehicles, except tanks and self-propelled weapons, are classified in Industry Group 371, and those manufacturing tank engines are classified in Industry Group 351.
- Amphibian tanks, military
- Tank components, specialized: military
- Tank recovery vehicles
- Tanks, military: including factory rebuilding
- 3799 Transportation Equipment, Not Elsewhere Classified
Establishments primarily engaged in manufacturing transportation equipment, not elsewhere classified. Establishments primarily engaged in manufacturing industrial trucks, tractors, trailers, and stackers are classified in Industry 3537, and those manufacturing children's vehicles except bicycles are classified in Industry 3944.
- All terrain vehicles (ATV)
- Automobile trailer chassis, except travel trailer
- Autos, midget: power driven
- Boat trailers
- Caddy cars
- Cars, electric: off-highway
- Electrocars for transporting golfers
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