Railroad Rolling Stock Manufacturing: federal contracts
Federal agencies obligated $25.5M in net prime contract dollars under NAICS 336510 in the 12 months ending Oct 5, 2026, up 38.2% from $18.4M in the preceding 12 months.
Obligations by fiscal year
Net prime contract obligations across all agencies.
Agency markets for this NAICS
Open an agency to see its top contractors, funding offices, and potential recompetes.
Top contractors
All agencies, ranked by net obligations in the latest 12 months.
| # | Contractor | Latest 12 mo |
|---|---|---|
| 1 | S & S Forest Products, LLC | $17.9M |
| 2 | Eastern R&E Co. Ltd | $3.1M |
| 3 | Knds Defence UK Limited | $1.3M |
| 4 | Quality Turbocharger Components LLC | $886K |
| 5 | Harmer Steel Products Company | $657K |
| 6 | Ognagnus LLC | $589K |
| 7 | Ebenezer Railcar Services, Inc. | $515K |
| 8 | Hopkins JR David | $242K |
| 9 | Atap Inc | $224K |
| 10 | Military Airlift Experts LLC (Milairx LLC) | $171K |
Recent awards
New prime contract awards of $100K or more under this NAICS code, most recent first.
| Award | Contractor | Obligated | Start |
|---|---|---|---|
| 6913G626F40021N | Quality Turbocharger Components LLC Department of Transportation | $886K | Sep 29, 2026 |
| 140P4526P0015 | Hopkins JR David Department of the Interior | $237K | Aug 24, 2026 |
Prime contracts (award types A–D) from USAspending.gov, grouped by the NAICS code the agency assigned to each award. An award's NAICS code describes how the agency classified that purchase; it does not set eligibility for a future solicitation.
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