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    1. Home
    2. /Gov Explore
    3. /PSC Codes
    4. /PSC 5331

    Product & Service Code

    PSC 5331: O-Ring

    116 contracts match PSC 5331 (O-Ring). Previewing the latest 10 opportunities and the buyer and NAICS mix behind this procurement category.
    PSC 5331Previewing 10 opportunities
    View PSC definition →
    Contracts
    116
    Records under this PSC
    Agencies in Preview
    2
    Distinct buyers in the latest sample
    NAICS in Preview
    3
    Adjacent demand lanes

    Latest opportunities

    Previewing the latest 10 opportunities classified under PSC 5331.

    DEPT OF DEFENSE

    O RING

    Archived

    AI Summary

    DLA is conducting market research for potential manufacturers of O-ring NSN 5331-15-027-4544. Interested sources should complete and return the attached market survey by the response deadline. Companies seeking approval as an alternate source may submit a Source Approval Request package through DLA Land and Maritime’s …

    OH

    Posted Oct 23, 2026Due Oct 31, 2026Sources SoughtNAICS 336310Sol: SPE7L127Q0106
    View details→

    DEPT OF DEFENSE

    53--O-RING

    Active

    AI Summary

    The Department of Defense is soliciting offers for O-Rings specifically designed for use in Seal Delivery Vehicles. This procurement emphasizes strict compliance with quality standards due to the critical nature of the application. The deadline for submissions is November 16, 2026, at 4:30 PM EST.

    PA

    Posted Oct 16, 2026Due Nov 16, 2026SolicitationNAICS 336310Sol: N0010426QFG23
    View details→

    DEPT OF DEFENSE

    53--O-RING

    Active

    AI Summary

    The Department of Defense is soliciting offers for O-Rings specifically designed for use in Seal Delivery Vehicles. This procurement emphasizes strict compliance with quality standards due to the critical nature of the application. Interested vendors should ensure adherence to specified materials and manufacturing proc…

    PA

    Posted Oct 16, 2026Due Nov 16, 2026SolicitationNAICS 336310Sol: N0010426QFG26
    View details→

    DEPT OF DEFENSE

    O-RING

    Active

    AI Summary

    The Department of Defense is soliciting quotes for the manufacture and supply of O-rings, adhering to specific design and material requirements. Bidders must ensure compliance with shelf life standards and provide necessary documentation. This opportunity is not set aside for small businesses and is not subject to Simp…

    PA

    Posted Oct 15, 2026Due Nov 12, 2026SolicitationNAICS 336310Sol: N0010426QEF16
    View details→

    DEPT OF DEFENSE

    PACKING, PREFORMED

    Active

    AI Summary

    The Department of Defense, specifically the Navy, is soliciting bids for preformed packing materials. This opportunity is classified under NAICS code 336310 and is not set aside for small businesses. Interested vendors should review the solicitation for specific requirements and compliance details.

    PA

    Posted Oct 6, 2026Due Nov 5, 2026SolicitationNAICS 336310Sol: N0010427QBA30
    View details→

    DEPT OF DEFENSE

    O-RING

    Archived

    AI Summary

    The Department of Defense is soliciting bids for the manufacture of O-RINGS under NAICS code 336310. This opportunity is set aside for small businesses and requires compliance with specific military standards. Delivery is expected within 90 days, and the contractor must ensure that the items meet shelf-life requirement…

    PA

    Posted Sep 30, 2026Due Oct 26, 2026SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: N0010426QAD37
    View details→

    DEPT OF DEFENSE

    O-RING

    Archived

    AI Summary

    The Department of Defense is soliciting bids for the manufacturing of O-RINGS under NAICS code 336310. The contract requires compliance with military standards and specifications, including shelf-life requirements. Interested bidders should ensure their products meet the specified material and physical requirements. Th…

    PA

    Posted Sep 22, 2026Due Oct 22, 2026SolicitationNAICS 336310Total Small Business Set-Aside (FAR 19.5)Sol: N0010426QAD36
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    GASKET

    Archived

    AI Summary

    The U.S. Coast Guard is seeking quotes for various items including gaskets and hydraulic components. This opportunity is a combined synopsis/solicitation under RFQ 2126406B4500EP138, with a focus on best value procurement. Vendors must have an active SAM registration. Quotes are due by the specified deadline.

    MD

    Posted Sep 14, 2026Due Sep 18, 2026Combined Synopsis/SolicitationNAICS 339991Total Small Business Set-Aside (FAR 19.5)Sol: 70Z04026Q51337YOO
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    O-RING

    Archived

    AI Summary

    The U.S. Coast Guard is soliciting quotes for various items including O-rings and electrical control panels. This opportunity is a Request for Quote (RFQ) and requires delivery to Baltimore, MD by November 13, 2026. All items must be individually packaged according to military standards, and no substitutions are allowe…

    MD

    Posted Aug 27, 2026Due Sep 10, 2026Combined Synopsis/SolicitationNAICS 339991Total Small Business Set-Aside (FAR 19.5)Sol: 70Z04026P50899B00
    View details→

    DEPT OF DEFENSE

    N5523626Q0109 - USS HALSEY (DDG-97), VARIOUS NON-MIL-SPEC HOSE ASSEMBLIES FOR NITROGEN

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for various non-mil-spec nitrogen hose assemblies for the USS HALSEY (DDG-97). This is a Total Small Business Set-Aside, and quotes must be submitted by 01 September 2026. The solicitation is issued under NAICS code 423840, and large businesses are ineligible for award.

    CA

    Posted Aug 12, 2026Due Aug 17, 2026SolicitationNAICS 423840Small Business Set Aside - TotalSol: N5523626Q0109
    View details→

    Buyer snapshot

    Agencies and NAICS codes visible in the latest PSC sample.

    Agencies in Preview

    DEPT OF DEFENSE→DEPARTMENT OF HOMELAND SECURITY→

    Adjacent NAICS Codes

    NAICS 336310NAICS 339991NAICS 423840

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