NAICS Demand Lane

    Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance — Contract Opportunities

    8,729 total opportunities (8,729 active) tied to NAICS 81131 across federal, state, local, and forecast sources.
    NAICS 81131Federal + SLED8.7K total
    Total Opportunities
    8.7K
    Across all indexed sources
    Active Estimate
    8.7K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 81131.

    AI Summary

    The Department of Defense, specifically the Navy, is seeking proposals for lube oil purifier services for GEA Westfalia equipment. This opportunity is categorized as a combined synopsis/solicitation and is focused on maintenance services. Interested bidders should prepare their proposals accordingly.

    VA

    Posted Jul 13, 2026Due Jul 22, 2026Combined Synopsis/SolicitationNAICS 811310Sol: N3220526Q7210
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    AI Summary

    The Department of Defense, specifically the Department of the Air Force, is soliciting proposals for electric motor rebuild services. Amendments 0001 and 0002 were posted on July 10. Interested bidders should review the solicitation and its attachments for further details.

    OK

    Posted Jul 10, 2026Due Jul 17, 2026SolicitationNAICS 811310Sol: FA8125-26-Q-0064
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    AI Summary

    The Department of the Interior, National Park Service, is soliciting proposals to replace dual gate motors at Fort Vancouver National Historic Site. Bidders must adhere to the attached Statement of Work and Specifications. This opportunity is classified under NAICS code 811310 and is not set aside for simplified acquis…

    WA

    Posted Jul 10, 2026Due Jul 21, 2026SolicitationNAICS 811310Total Small Business Set-Aside (FAR 19.5)Sol: 140P8326Q0051
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    AI Summary

    The Pearl Harbor Naval Shipyard is seeking market research responses for preventative maintenance services as outlined in the Performance Work Statement. Interested parties should submit their capability statements by July 17, 2026, to be considered for this requirement. This is a sources sought notice, not a request f…

    HI

    Posted Jul 10, 2026Due Jul 17, 2026Sources SoughtNAICS 811310Sol: N32253-26-900-0010
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    AI Summary

    The Kansas Army National Guard seeks maintenance and repair services for two Modula Vertical Lift Systems at Army Aviation Support Facilities. This sources sought announcement aims to gauge industry interest and capabilities for future contracting opportunities. Interested parties must be Modula Authorized dealers and …

    KS

    Posted Jul 10, 2026Due Jul 17, 2026Sources SoughtNAICS 811310Sol: W912JC26QA008
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    AI Summary

    The Air Force is seeking information from contractors capable of providing water tanker and pump repair services. This Sources Sought announcement invites capability statements detailing relevant experience and business size. A firm-fixed price contract is anticipated, and responses are due by July 16, 2026. Interested…

    CA

    Posted Jul 10, 2026Due Jul 16, 2026Sources SoughtNAICS 811310Sol: F1S3AP6173A001
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    AI Summary

    This solicitation is for the service of Sciaky Spot Welder for the Department of Defense, specifically the Air Force, at Tinker AFB, OK. Quotes are due by the specified closing date, and questions must be submitted in writing two days prior. Bidders must complete the Standard Form 1449 with required company information…

    OK

    Posted Jul 10, 2026Due Jul 27, 2026SolicitationNAICS 811310Sol: FA812526Q0073
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    AI Summary

    The National Oceanic and Atmospheric Administration (NOAA) seeks a contractor for forklift maintenance and repair services at the National Data Buoy Center in Stennis Space Center, MS. This is a Total Small Business set-aside contract for a base year plus four options. Interested contractors must be registered with SAM…

    VA

    Posted Jul 10, 2026Due Jul 16, 2026SolicitationNAICS 811310Total Small Business Set-Aside (FAR 19.5)Sol: 142082-26-0344
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    AI Summary

    The US Coast Guard requires inspection, reporting, and overhaul of seven 350 watt arc searchlights. This opportunity is a request for quotation (RFQ) and is set aside for small businesses. Interested vendors must provide a total firm fixed price for all necessary equipment and labor, and must be registered in SAM prior…

    VA

    Posted Jul 10, 2026Due Jul 17, 2026Combined Synopsis/SolicitationNAICS 811310Total Small Business Set-Aside (FAR 19.5)Sol: 70Z08026QZC030
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    AI Summary

    The opportunity involves replacing the existing automatic slide gate operator at Kisatchie National Forest, LA. Bidders must provide all necessary labor, materials, and equipment to ensure a fully functional system, including testing and training. This is a service opportunity under a combined synopsis/solicitation for…

    GA

    Posted Jul 10, 2026Due Aug 2, 2026Combined Synopsis/SolicitationNAICS 811310Total Small Business Set-Aside (FAR 19.5)Sol: 12444026Q0141
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    7,979
    sled
    669
    forecast
    81

    About NAICS 81131

    This industry comprises establishments primarily engaged in repairing and maintaining commercial and industrial machinery and equipment, excluding automotive and electronic equipment. Services include repair and maintenance of machinery used in manufacturing, construction, and other industrial applications.

    Read the full NAICS definition →

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