NAICS Demand Lane

    Motor Vehicle Gasoline Engine and Engine Parts Manufacturing — Contract Opportunities

    1,945 total opportunities (1,945 active) tied to NAICS 33631 across federal, state, local, and forecast sources.
    NAICS 33631Federal + SLED1.9K total
    Total Opportunities
    1.9K
    Across all indexed sources
    Active Estimate
    1.9K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33631.

    AI Summary

    The Department of Defense is seeking quotes for 47 units of fuel drain valves (NSN 4820010820630) to be delivered to DLA Distribution Depot Oklahoma. This opportunity is an RFQ, and all responsible sources may submit quotes electronically. Specifications and hard copies are not available.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7MC26T8847
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    AI Summary

    The Department of Defense is soliciting bids for the manufacture of O-RINGS, requiring compliance with specific military standards and shelf-life requirements. This opportunity is set aside for small businesses and involves fixed-price contracts. Interested bidders should ensure their materials meet the specified requi…

    PA

    Posted Apr 23, 2026Due May 20, 2026SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: N0010426QAA21
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    AI Summary

    The Department of Defense is seeking quotes for NSN 5331014575110 O-RING, with a quantity of 1228 units. This RFQ may lead to an Indefinite Delivery Contract with a one-year term. Quotes must be submitted electronically, and the solicitation is available online. Hard copies are not provided.

    OH

    Posted Apr 23, 2026Due May 8, 2026Combined Synopsis/SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: SPE7LX26U6649
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    AI Summary

    The Department of Defense is seeking quotes for 73 units of wear plates for road wheels under NSN 2910015611346. This opportunity is a combined synopsis/solicitation and is set aside for small businesses. Quotes must be submitted electronically, and hard copies are not available.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L526T3162
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    AI Summary

    The Department of Defense is seeking quotes for 16 units of diaphragm plate, valve (NSN 4820014410715). This opportunity is a combined synopsis/solicitation under RFQ, with electronic submission required. Specifications are not available, and all responsible sources may submit a quote for consideration.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7MC26T8739
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    AI Summary

    The Department of Defense is seeking quotes for 276 locking devices for valves under NSN 4820011163792. This opportunity is a combined synopsis/solicitation and is set aside for WOSB. Quotes must be submitted electronically, and hard copies are not available. The solicitation will be accessible via the provided link.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310SBA Certified Women-Owned Small Business (WOSB) Program Set-Aside (FAR 19.15)Sol: SPE7MC26T8662
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    AI Summary

    The Department of Defense is seeking quotes for 12 units of valve regulators under NSN 4820011136739. This opportunity is set aside for SDVOSBC and is classified as a combined synopsis/solicitation. Quotes must be submitted electronically, and hard copies will not be available.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: SPE7M426T021U
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    AI Summary

    The Department of Defense is seeking quotes for 515 units of filter element, fluid, under NSN 2910016939543. This opportunity is a combined synopsis/solicitation and is classified under NAICS code 336310. Quotes must be submitted electronically, and hard copies are not available. All responsible sources may participate…

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7L526T3157
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    AI Summary

    The Department of Defense is seeking quotes for the procurement of 4 units of rod, pilot valve (NSN 4820012477780). This opportunity is a combined synopsis/solicitation and is available electronically. All responsible sources may submit a quote, which will be considered if timely received.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7MC26T8690
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    AI Summary

    The Department of Defense is seeking quotes for 138 units of NSN 4910010861681, SLING, ENGINE AND TR. This opportunity is a combined synopsis/solicitation and is available electronically. Quotes must be submitted electronically, and hard copies are not provided. All responsible sources are encouraged to participate.

    OH

    Posted Apr 23, 2026Due May 4, 2026Combined Synopsis/SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L326T8915
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    1,937
    sled
    7
    forecast
    1

    About NAICS 33631

    This industry comprises establishments primarily engaged in manufacturing motor vehicle gasoline engines and engine parts. These products are used in passenger cars, trucks, and other motor vehicles.

    Read the full NAICS definition →

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