This U.S. industry comprises establishments primarily engaged in manufacturing overhead traveling cranes, hoists, and monorail systems.

Cross-References. Establishments primarily engaged in--

• Manufacturing construction-type cranes--are classified in Industry 333120, Construction Machinery Manufacturing;
• Manufacturing aircraft loading hoists--are classified in U.S. Industry 333924, Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing; and
• Manufacturing power transmission pulleys--are classified in U.S. Industry 333613, Mechanical Power Transmission Equipment Manufacturing.