Railroad Rolling Stock Manufacturing government contracts
1 open Railroad Rolling Stock Manufacturing notice under NAICS 336510 right now. Federal buyers posted 5 since Aug 7, 2026.
Latest Railroad Rolling Stock Manufacturing notices
Open notices first, soonest deadline first. Recently closed ones follow, so you can see what gets bought. Every row links to the official record.
| Opportunity | Place | Posted | Deadline | Source |
|---|---|---|---|---|
| 49--REEL ASSEMBLY,HOSE | Not listed | Sep 14, 2026 | Not listed | SAM.gov |
| 49--REEL ASSEMBLY,HOSE | Not listed | Sep 2, 2026 | Sep 14, 2026Closed | SAM.gov |
| Hy-Rail Light Duty Truck | 71459 | Aug 11, 2026 | Aug 18, 2026Closed | SAM.gov |
| Rail Spanners | 76544 | Aug 7, 2026 | Aug 14, 2026Closed | SAM.gov |
| Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ | Cambridge, MA 02142 | Aug 7, 2026 | Aug 10, 2026Closed | SAM.gov |
Agencies buying Railroad Rolling Stock Manufacturing
Who posted notices under NAICS 336510 since Aug 7, 2026, busiest first.
| Agency | Notices | Open now |
|---|---|---|
| Department of the Army Department of Defense | 2 | 0 |
| Defense Logistics Agency Department of Defense | 2 | 1 |
| Transportation Office of the Secretary Department of Transportation | 1 | 0 |
Every federal buyer is listed in the agency directory.
Who wins Railroad Rolling Stock Manufacturing contracts
Contractors ranked by value obligated on NAICS 336510 awards.
| Contractor | Awards | Obligated |
|---|---|---|
| S & S Forest Products, LLC UEI XP9YLL3TNCB9 | 1 | $17.9M |
| Ebenezer Railcar Services, Inc. UEI ZCA6DX7B3LH8 | 2 | $12M |
| Eastern R&e Co. LTD UEI MUKASJU3UU84 | 3 | $9.3M |
| Specsys Inc UEI DTBKDQMGNHV5 | 2 | $7.9M |
| Knoxville Locomotive Works, Inc. UEI Q54XVK3YM6P6 | 1 | $5.8M |
| Ognagnus LLC UEI L4UMM2W9B8G1 | 1 | $3.9M |
| Shin Sung System Co,.Ltd. UEI J532QMP3M2E4 | 1 | $3M |
| American Equipment Company UEI LG9TDGRSQKE8 | 1 | $2.1M |
| KNDS Defence Uk Limited UEI QCMLTU28Z2G9 | 1 | $1.3M |
| Mcclung-Logan Equipment Company, Inc. UEI TKH9R6KF89D3 | 1 | $1.1M |
From federal award records of $1M or more since October 2023. More in the contractor directory.
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Questions people ask
What is NAICS 336510?
NAICS 336510 is the federal industry code for Railroad Rolling Stock Manufacturing. Agencies attach it to solicitations for this work, and it decides which small business size standard applies.
Are these real government contracts?
Yes. Every row comes from the public feed of the official source, most often SAM.gov, and links straight to the official notice. Confirm deadlines and amendments there before you respond.
Will this page list every open Railroad Rolling Stock Manufacturing bid?
No single search can. Agencies sometimes file this work under a neighboring code or describe it differently. Use this page to find leads fast, then check scope, eligibility, and attachments in the official notice.
How often is this page updated?
The list refreshes through the day from the same opportunity database that powers Captivaq. It currently tracks 1 open notice.
How do I hear about new ones without checking back?
Captivaq watches the sources against your company profile and alerts you when a fitting notice posts, then scores the fit and drafts the response. That is the product behind this page.
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Captivaq is an independent service from Logesta Labs LLC and is not affiliated with or endorsed by the U.S. government or SAM.gov. The notice on the official source portal is the record that governs; confirm deadlines and amendments there.