This U.S. industry comprises establishments primarily engaged in manufacturing conveyors and conveying equipment, such as gravity conveyors, trolley conveyors, tow conveyors, pneumatic tube conveyors, carousel conveyors, farm conveyors, and belt conveyors.
Manufacturing passenger or freight elevators, dumbwaiters, and moving stairways--are classified in U.S. Industry 333921, Elevator and Moving Stairway Manufacturing; and Manufacturing overhead traveling cranes and monorail systems--are classified in U.S. Industry 333923, Overhead Traveling Crane, Hoist, and Monorail System Manufacturing.