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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /339991

    NAICS Demand Lane

    Gasket, Packing, and Sealing Device Manufacturing, Contract Opportunities

    5,965 total opportunities (5,965 active) tied to NAICS 339991 across federal, state, local, and forecast sources.
    NAICS 339991Federal + SLED6K total
    View NAICS definition →
    Total Opportunities
    6K
    Across all indexed sources
    Active Estimate
    6K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 339991.

    DEPT OF DEFENSE

    53--O-RING

    Active

    AI Summary

    The Department of Defense is seeking quotes for 1,420 O-Rings under NSN 5331005853204. This opportunity is set aside for Women-Owned Small Businesses (WOSB) and is classified as a combined synopsis/solicitation. Quotes must be submitted electronically, and hard copies are not available.

    OH

    Posted Sep 17, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991SBA Certified Women-Owned Small Business (WOSB) Program Set-Aside (FAR 19.15)Sol: SPE7L126T14A3
    View details→

    DEPT OF DEFENSE

    53--PACKING,PREFORMED

    Active

    AI Summary

    The Department of Defense is soliciting quotes for 545 units of preformed packing materials under NSN 5330016236057. 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. The estimated minimum quantity is 81, with de…

    OH

    Posted Sep 17, 2026Due Oct 1, 2026Combined Synopsis/SolicitationNAICS 339991Sol: SPE7LX26U004U
    View details→

    DEPT OF DEFENSE

    53--GASKET

    Active

    AI Summary

    The Department of Defense is soliciting quotes for NSN 5330011853459 GASKET, with a quantity of 195 units. 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 17, 2026Due Oct 1, 2026Combined Synopsis/SolicitationNAICS 339991Sol: SPE7LX26U004T
    View details→

    DEPT OF DEFENSE

    53--PARTS KIT,SEAL REPLACE

    Active

    AI Summary

    The Department of Defense is seeking quotes for a parts kit for seal replacement, with a quantity of 2 units. The solicitation is an RFQ and requires electronic submission of quotes. Specifications are not available, and the deadline for delivery is 295 days after order. All responsible sources are encouraged to partic…

    OH

    Posted Sep 17, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L326T263H
    View details→

    DEPT OF DEFENSE

    53--PACKING,PREFORMED

    Active

    AI Summary

    The Department of Defense is seeking quotes for packing preformed (NSN 5330014561048) with a delivery requirement to DLA Distribution Puget Sound. 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 Sep 17, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L326T259U
    View details→

    DEPT OF DEFENSE

    53--SEAL,PLAIN ENCASED

    Active

    AI Summary

    The Department of Defense is seeking quotes for NSN 5330013452309, a plain encased seal. The procurement is for 5 units, with delivery required within 249 days. This opportunity is available through an RFQ, and all responsible sources are encouraged to submit electronic quotes.

    OH

    Posted Sep 17, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991Sol: SPE7L326T259E
    View details→

    DEPT OF DEFENSE

    53--GASKET

    Active

    AI Summary

    The Department of Defense is seeking quotes for 69 units of NSN 5330012791188 GASKET. This opportunity is a combined synopsis/solicitation and is classified under NAICS code 339991. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to participate.

    OH

    Posted Sep 17, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991Sol: SPE7L126T13D1
    View details→

    DEPT OF DEFENSE

    W9127N26QA145 - PH2 BLADE SEALS REPLACEMENT FOR BONNEVILLE DAM

    Active

    AI Summary

    The US Army Corps of Engineers is seeking contractors for the purchase and installation of blade seals for Kaplan turbines at Bonneville Dam. The project includes expedited fabrication and installation of turbine blade seals, with specific design requirements outlined in the Performance Work Statement. Contractors must…

    OR

    Posted Sep 16, 2026Due Sep 26, 2026SolicitationNAICS 339991Sol: W9127N26QA145
    View details→

    DEPT OF DEFENSE

    53--SEAL,SPECIAL

    Active

    AI Summary

    The Department of Defense is seeking quotes for 147 units of NSN 5330010873010, SEAL, SPECIAL. This opportunity is a combined synopsis/solicitation under RFQ procedures. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to participate.

    OH

    Posted Sep 16, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L326T256N
    View details→

    DEPT OF DEFENSE

    53--RETAINER,PACKING

    Active

    AI Summary

    The Department of Defense is seeking quotes for 131 units of packing retainers under NSN 5330017184600. This opportunity is a combined synopsis/solicitation and falls under FAR Part 13. Quotes must be submitted electronically, and hard copies are not available. Approved sources are listed in the notice.

    OH

    Posted Sep 16, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 339991Total Small Business Set-Aside (FAR 19.5)Sol: SPE7L326T256L
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    5,965
    sled
    0
    forecast
    0

    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

    • 339991 Definition→
    • Browse NAICS Codes→
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    About NAICS 339991

    This industry comprises establishments primarily engaged in manufacturing gaskets, packing, and sealing devices used in various industrial applications to prevent leakage and ensure tight seals. These products are typically made from rubber, cork, metal, or other materials.

    Read the full NAICS definition →