NAICS Demand Lane

    Railroad Rolling Stock Manufacturing — Contract Opportunities

    161 total opportunities (161 active) tied to NAICS 33651 across federal, state, local, and forecast sources.
    NAICS 33651Federal + SLED161 total
    Total Opportunities
    161
    Across all indexed sources
    Active Estimate
    161
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33651.

    AI Summary

    The Department of Defense is soliciting proposals for the design and production of flat railcars under NAICS 336510. The proposal due date has been extended multiple times, with the latest deadline set for May 18, 2026. Amendments have been issued to provide answers to questions and update requirement documents.

    IN

    Posted May 13, 2026Due May 18, 2026SolicitationNAICS 336510No Set aside usedSol: N0016426RGW20
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    AI Summary

    The Department of Defense is seeking quotes for the procurement of 3 units of reel assembly, hose (NSN 4930010904366). This opportunity is a combined synopsis/solicitation and is classified under NAICS code 336510. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are e…

    PA

    Posted May 11, 2026Due May 22, 2026Combined Synopsis/SolicitationNAICS 336510Sol: SPE8EE26T1605
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    AI Summary

    The Department of Defense is seeking information on modernized flatcar designs to replace the aging Defense Freight Railway Interchange Fleet. This RFI invites railcar builders to propose designs capable of carrying heavy tracked vehicles, with responses due by June 5, 2026. The initiative aims to foster competitive so…

    MI

    Posted May 6, 2026Due Jun 5, 2026Sources SoughtNAICS 336510Sol: DODXW912CH-26-S-C002
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    AI Summary

    The U.S. Army Transportation Command is seeking information on the design and production of replacement heavy-duty flatcars for military use. This RFI invites railcar builders to propose innovative designs capable of carrying heavy tracked vehicles, with responses due by June 5, 2026. The initiative aims to ensure a co…

    MI

    Posted May 6, 2026Due Jun 5, 2026Sources SoughtNAICS 336510Sol: W912CH26SC002
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    AI Summary

    The Department of Defense is seeking quotes for 16 units of acoustic couplers under NSN 2240017220125. This opportunity is a combined synopsis/solicitation and is set aside for small businesses. Quotes must be submitted electronically, and hard copies will not be provided. Specifications are not available.

    VA

    Posted May 4, 2026Due May 12, 2026Combined Synopsis/SolicitationNAICS 336510Total Small Business Set-Aside (FAR 19.5)Sol: SPE4A426T0106
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    AI Summary

    The Department of Defense is seeking proposals for a five-year Blanket Purchase Agreement (BPA) for railroad materials. This opportunity is classified under NAICS code 336510 and is not subject to FAR Part 13 Simplified Acquisition Procedures. Interested bidders should prepare to submit their proposals by the specified…

    IL

    Posted Apr 30, 2026Due May 19, 2026Combined Synopsis/SolicitationNAICS 336510Total Small Business Set-Aside (FAR 19.5)Sol: W519TC26QA103
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    AI Summary

    The Department of Defense is seeking quotes for the procurement of 3 units of reel assembly, hose (NSN 4930010904366). This opportunity is set aside for small businesses and is classified under NAICS code 336510. Quotes must be submitted electronically, and hard copies will not be available.

    PA

    Posted Apr 29, 2026Due May 11, 2026Combined Synopsis/SolicitationNAICS 336510Total Small Business Set-Aside (FAR 19.5)Sol: SPE8EE26T1547
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    AI Summary

    The Department of the Navy is reopening solicitation N0016426RGW20 for the design and production of specialized flat railcars for transporting Active Inert Missiles. This opportunity involves providing design and manufacturing services in compliance with AAR requirements. The contract will be awarded on a full and open…

    IN

    Posted Apr 22, 2026Due Apr 29, 2026PresolicitationNAICS 336510Sol: N0016426RGW20-1
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    AI Summary

    The Department of Defense is seeking bids for 400 railroad wood grade ties, measuring 7 in. x 9 in. x 8 ft. 6 in., compliant with AREMA specifications. Delivery is required to Aberdeen Proving Ground by June 2, 2026. Only new, domestic materials will be accepted, and truck delivery is mandatory. Ensure compliance with …

    NY

    Posted Apr 15, 2026Due Apr 20, 2026Combined Synopsis/SolicitationNAICS 336510Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U3032
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    AI Summary

    The Department of Defense is soliciting bids for twenty-six rail spanners, with an updated solicitation window extending to April 17, 2026. This opportunity falls under NAICS code 336510, focusing on military equipment. Interested bidders should review the salient characteristics provided in the combined synopsis/solic…

    NY

    Posted Apr 14, 2026Due Apr 17, 2026Combined Synopsis/SolicitationNAICS 336510Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U2893
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    134
    sled
    26
    forecast
    1

    About NAICS 33651

    This industry comprises establishments primarily engaged in manufacturing railroad cars, locomotives, and other rolling stock. It includes the production of freight cars, passenger cars, and other rail vehicles.

    Read the full NAICS definition →

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