NAICS Demand Lane

    Motor Vehicle Gasoline Engine and Engine Parts Manufacturing — Contract Opportunities

    1,969 total opportunities (1,969 active) tied to NAICS 33631 across federal, state, local, and forecast sources.
    NAICS 33631Federal + SLED2K total
    Total Opportunities
    2K
    Across all indexed sources
    Active Estimate
    2K
    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 553 units of piston ring sets under NSN 2815004101236. 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. The delivery is required at DLA Distribution A…

    OH

    Posted May 14, 2026Due May 24, 2026Combined Synopsis/SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L126Q1074
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    AI Summary

    The Department of Defense is seeking quotes for 84 units of GUIDE, VALVE, DISK under NSN 4820013154114. This opportunity is a combined synopsis/solicitation and is classified as an RFQ. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to participate.

    OH

    Posted May 14, 2026Due May 26, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7M226T4589
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    AI Summary

    The Department of Defense is seeking quotes for 206 units of piston ring sets under NSN 2815004101236. 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 available. The delivery is required at DLA Distribution …

    OH

    Posted May 13, 2026Due May 26, 2026Combined Synopsis/SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L126T555X
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    AI Summary

    The Department of Defense is soliciting quotes for the manufacture of injection pumps under RFQ SPRMM1. This opportunity requires compliance with higher-level contract quality requirements and ISO9001 standards. Interested vendors must provide detailed information regarding their capabilities and the original equipment…

    PA

    Posted May 13, 2026Due May 26, 2026SolicitationNAICS 336310Sol: SPRMM126QMF32
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    AI Summary

    The Department of Defense is seeking quotes for 14 units of actuator assembly (NSN 4820012324880) under a combined synopsis/solicitation. The solicitation is an RFQ, and all responsible sources may submit quotes electronically. Delivery is required to DLA Distribution Depot Hill within 146 days after order. Specificati…

    OH

    Posted May 12, 2026Due May 26, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7M426T104M
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    AI Summary

    The Department of Defense is seeking quotes for the procurement of 2 ball and check valves (NSN 4820011029484) to be delivered to DLA Distribution Puget Sound. This opportunity is an RFQ, and all responsible sources may submit their quotes electronically. Specifications and hard copies are not available.

    OH

    Posted May 12, 2026Due May 26, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7M426T104C
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    AI Summary

    This opportunity involves a redacted Justification and Approval (J&A) document from the Department of Defense, specifically the Defense Logistics Agency. It is categorized under NAICS code 336310 and is relevant for both products and services in military contracting.

    MI

    Posted May 12, 2026JustificationNAICS 336310Sol: SPRDL1-26-R-0002
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    AI Summary

    The Department of Defense is soliciting quotes for 40 units of NSN 5331016924524 SEAL SPECIAL under an RFQ. This may lead to an Indefinite Delivery Contract with a maximum order value of $350,000. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to parti…

    OH

    Posted May 12, 2026Due May 27, 2026Combined Synopsis/SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: SPE7LX26U7476
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    AI Summary

    The Department of Defense is soliciting bids for the manufacture of O-rings under NAICS code 336310. The closing date for submissions is June 10, 2026. Bidders must comply with specific military specifications and quality assurance requirements. This opportunity is classified as a product procurement and does not fall …

    PA

    Posted May 12, 2026Due Jun 10, 2026SolicitationNAICS 336310Sol: N0010426QBF30
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    AI Summary

    The Department of Defense is seeking quotes for 22 units of valve, pump outlet (NSN 4820010961035) under a combined synopsis/solicitation. The solicitation is an RFQ and will be available electronically. All responsible sources may submit a quote for consideration.

    OH

    Posted May 11, 2026Due May 22, 2026Combined Synopsis/SolicitationNAICS 336310Sol: SPE7M426T100H
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    1,958
    sled
    10
    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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