Establishments primarily engaged in manufacturing industrial trucks, tractors, trailers, stackers (truck type), and related equipment, used for handling materials on floors and paved surfaces in and around industrial and commercial plants, depots, docks, airports, and terminals. Establishments primarily engaged in manufacturing motor vehicles and motor vehicle type trailers are classified in Industry Group 371; those manufacturing farm type wheel tractors are classified in Industry 3523; those manufacturing tractor shovel loaders and tracklaying tractors are classified in Industry 3531; and those manufacturing wood pallets and skids are classified in Industry 2448.

• Adapters for multiweapon rack loading on aircraft
• Aircraft engine cradles
• Aircraft loading hoists
• Boat cradles
• Bomb lifts
• Bomb trucks
• Cabs for industrial trucks and tractors
• Cars, industrial: except automotive cars and trucks and mining cars
• Containers, air cargo: metal
• Cranes, mobile industrial truck
• Die and strip handlers
• Docks, loading: portable, adjustable, and hydraulic
• Dollies (hand or power trucks), industrial: except mining
• Drum cradles
• Engine stands and racks, metal
• Forklift trucks
• Hoists, aircraft loading
• Hoppers, end dump
• Hospital dollies
• Industrial truck cranes
• Industrial trucks and tractors
• Laundry containers on wheels
• Lift trucks, industrial: fork, platform, straddle, etc.
• Mobile straddle carriers
• Pallet assemblies for landing mats
• Pallet loaders and unloaders
• Palletizers and depalletizers
• Pallets, metal
• Platforms, cargo: metal
• Ramps, aircraft-loading
• Ramps, loading: portable, adjustable, and hydraulic
• Skid boxes, metal
• Skids, metal
• Stackers, power (industrial truck stackers)
• Shacking carts
• Stacking machines, automatic
• Stands, ground servicing aircraft
• Straddle carriers, mobile
• Tables, lift: hydraulic
• Tractors, industrial: for use in plants, depots, docks, and terminals
• Truck trailers for use in plants, depots, docks, and terminals
• Trucks, industrial (except mining): for freight, baggage, etc.
• Tunnel kiln cars