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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /333618

    NAICS Demand Lane

    Other Engine Equipment Manufacturing, Contract Opportunities

    5,713 total opportunities (5,713 active) tied to NAICS 333618 across federal, state, local, and forecast sources.
    NAICS 333618Federal + SLED5.7K total
    View NAICS definition →
    Total Opportunities
    5.7K
    Across all indexed sources
    Active Estimate
    5.7K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 333618.

    DEPT OF DEFENSE

    28--PISTON,INTERNAL COMBUS

    Active

    AI Summary

    The Department of Defense is seeking quotes for 100 units of internal combustion pistons under NSN 2815012781094. 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. Specifications and drawings are not pr…

    OH

    Posted Sep 15, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 333618Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L126T12A3
    View details→

    DEPT OF DEFENSE

    28--OIL PAN

    Active

    AI Summary

    The Department of Defense is seeking quotes for 73 units of oil pans under NSN 2815012510653. This opportunity is a combined synopsis/solicitation and is classified under NAICS code 333618. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to participate.

    OH

    Posted Sep 14, 2026Due Sep 25, 2026Combined Synopsis/SolicitationNAICS 333618Sol: SPE7L126T11Z2
    View details→

    DEPT OF DEFENSE

    29--RADIATOR,ENGINE COO

    Active

    AI Summary

    The Department of Defense is seeking quotes for 35 units of engine cooling radiators under NSN 2930016965804. This RFQ requires compliance with source-controlled drawings. Quotes must be submitted electronically, and hard copies will not be available. All responsible sources are encouraged to participate.

    OH

    Posted Sep 14, 2026Due Sep 25, 2026Combined Synopsis/SolicitationNAICS 333618Sol: SPE7L526T5479
    View details→

    DEPT OF DEFENSE

    53--O-RING

    Active

    AI Summary

    The Department of Defense is soliciting quotes for 30 O-Rings under NSN 5331012560430. This RFQ may lead to an Indefinite Delivery Contract with a one-year term. Quotes must be submitted electronically, and hard copies are not available. The estimated total order value is $350,000, with a guaranteed minimum of 4 items.

    OH

    Posted Sep 14, 2026Due Sep 29, 2026Combined Synopsis/SolicitationNAICS 333618Total Small Business Set-Aside (FAR 19.5)Sol: SPE7LX26U004B
    View details→

    DEPT OF DEFENSE

    29--PUMP,FUEL,METERING AND

    Active

    AI Summary

    The Department of Defense is seeking quotes for 117 units of fuel metering pumps under solicitation NSN 2910013889383. This opportunity is an RFQ and is set aside for small businesses. Quotes must be submitted electronically, and hard copies will not be provided. All responsible sources are encouraged to participate.

    OH

    Posted Sep 14, 2026Due Sep 17, 2026Combined Synopsis/SolicitationNAICS 333618Total Small Business Set-Aside (FAR 19.5)Sol: SPE7M426Q0966
    View details→

    DEPT OF DEFENSE

    28--ENGINE BLOCK ASSEMBLY,

    Active

    AI Summary

    The Department of Defense is soliciting quotes for 38 units of engine block assembly under NSN 2815015323701. 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 Sep 14, 2026Due Sep 29, 2026Combined Synopsis/SolicitationNAICS 333618Total Small Business Set-Aside (FAR 19.5)Sol: SPE7LX26U003V
    View details→

    DEPT OF DEFENSE

    29--FILTER ELEMENT,FLUID

    Active

    AI Summary

    The Department of Defense is soliciting quotes for 445 units of fluid filter elements under NSN 2940015851557. This RFQ may lead to an Indefinite Delivery Contract with a one-year term. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to participate.

    OH

    Posted Sep 14, 2026Due Sep 29, 2026Combined Synopsis/SolicitationNAICS 333618Total Small Business Set-Aside (FAR 19.5)Sol: SPE7LX26U003Y
    View details→

    DEPT OF DEFENSE

    29--AIR CLEANER,INTAKE

    Active

    AI Summary

    The Department of Defense is soliciting quotes for 57 units of air cleaner intake under NSN 2940015728337. This RFQ may lead to an Indefinite Delivery Contract with a one-year term. Quotes must be submitted electronically, and hard copies are not available. The estimated annual order quantity is 12, with a guaranteed m…

    OH

    Posted Sep 14, 2026Due Sep 29, 2026Combined Synopsis/SolicitationNAICS 333618Sol: SPE7LX26U003Q
    View details→

    DEPT OF DEFENSE

    66--SPRING AND SHAFT AS

    Active

    AI Summary

    The Department of Defense is seeking quotes for 6 units of NSN 6620004480667, spring and shaft assemblies. The solicitation is an RFQ and requires electronic submission of quotes. Delivery is to DLA Distribution Depot Oklahoma within 142 days after order. Specifications and hard copies are not available.

    VA

    Posted Sep 14, 2026Due Sep 22, 2026Combined Synopsis/SolicitationNAICS 333618Sol: SPE4A526T424H
    View details→

    DEPT OF DEFENSE

    **SOLE SOURCE RFP TO BIRD-JOHNSON PROPELLER COMPANY** NAVY PROPULSOR AND PROPELLERS

    Active

    AI Summary

    This opportunity is a sole source RFP for the Navy, specifically for propulsors and propellers from Bird-Johnson Propeller Company. Bidders should refer to solicitation number N6449826R0547 for further details. The opportunity is classified under NAICS code 333618 and is not set aside for small businesses.

    PA

    Posted Sep 14, 2026Due Oct 13, 2026SolicitationNAICS 333618Sol: N6449826R0547
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    5,461
    sled
    235
    forecast
    17

    Related NAICS Codes

    • 331, Primary Metal Manufacturing→
    • 3311, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 33111, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 331110, Iron and Steel Mills and Ferroalloy Manufacturing →
    • 3312, Steel Product Manufacturing from Purchased Steel→
    • 33121, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel→
    • 331210, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel→
    • 33122, Rolling and Drawing of Purchased Steel→
    • 331221, Rolled Steel Shape Manufacturing →
    • 331222, Steel Wire Drawing →

    Explore

    • 333618 Definition→
    • Browse NAICS Codes→
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    About NAICS 333618

    This industry comprises establishments primarily engaged in manufacturing engine equipment not classified in other specific categories, including parts and accessories for engines used in various applications.

    Read the full NAICS definition →