NAICS UNIVERSITY · Free research for insurance agents
Railroad Rolling Stock Manufacturing
NAICS 336510 · United States · 2022 edition
This industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing and/or rebuilding locomotives, locomotive frames, and parts; (2) manufacturing railroad, street, and rapid transit cars and car equipment for operation on rails for freight and passenger service; and (3) manufacturing rail layers, ballast distributors, rail tamping equipment, and other railway track maintenance equipment.
Activities described by this code
Other activities to examine
Census classification reference
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Compare another operationInsurance operations research — draft
Railroad rolling stock manufacturers design, fabricate, assemble, and sometimes rebuild locomotives, freight and passenger railcars, rapid transit cars, and track maintenance equipment. Operations typically involve heavy metalworking, welding, machining, electrical assembly, and systems integration across large production facilities. Finished products are delivered to Class I and short-line railroads, transit authorities, and track maintenance contractors.
Questions to investigate
- What types of products are manufactured — complete locomotives, full railcars, components only, or track maintenance equipment?
- What percentage of output serves passenger transit operations versus freight?
- What are the typical contractual indemnity and additional insured obligations in customer contracts?
- What is the approximate value of work-in-process inventory on-site at any given time?
This insurance research was generated in April 2026. It has not received a complete human review. The October 12, 2026 audit checked codes and titles only, not descriptions or coverage assertions.