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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /33151

    NAICS Demand Lane

    Ferrous Metal Foundries, Contract Opportunities

    52 total opportunities (52 active) tied to NAICS 33151 across federal, state, local, and forecast sources.
    NAICS 33151Federal + SLED52 total
    View NAICS definition →
    Total Opportunities
    52
    Across all indexed sources
    Active Estimate
    52
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33151.

    DEPT OF DEFENSE

    47--COUPLING HALF,QUICK DI

    Active

    AI Summary

    The Department of Defense is seeking quotes for the procurement of 27 units of coupling half, quick disconnect fittings under NSN 4730014684368. Delivery is required to DLA Dist San Joaquin within specified timelines. All responsible sources are encouraged to submit their quotes electronically.

    OH

    Posted Sep 10, 2026Due Sep 21, 2026Combined Synopsis/SolicitationNAICS 331511Total Small Business Set-Aside (FAR 19.5)Sol: SPE7M326T8983
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    STEEL CASTINGS

    Archived

    AI Summary

    The U.S. Coast Guard is seeking quotes for steel castings, specifically an unfinished 8" IPS waster piece, under solicitation number 2126406Y152141359. This opportunity is set aside for small businesses and requires delivery by September 17, 2026. Vendors must have an active SAM registration and comply with specified p…

    MD

    Posted Aug 21, 2026Due Aug 31, 2026Combined Synopsis/SolicitationNAICS 331513Total Small Business Set-Aside (FAR 19.5)Sol: 70Z04026Q60210Y00
    View details→

    DEPT OF DEFENSE

    47--COUPLING HALF,QUICK DI

    Archived

    AI Summary

    The Department of Defense is seeking quotes for 421 units of coupling half, quick disconnect, NSN 4730013298316. This opportunity is a combined synopsis/solicitation under RFQ, and all responsible sources may submit a quote electronically. Specifications and hard copies are not available.

    OH

    Posted Aug 11, 2026Due Aug 21, 2026Combined Synopsis/SolicitationNAICS 331512Sol: SPE7M326T8172
    View details→

    DEPT OF DEFENSE

    47--COUPLING HALF,QUICK

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for 27 units of coupling half, quick, under NSN 4730014614472. 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.

    OH

    Posted Jun 29, 2026Due Jul 14, 2026Combined Synopsis/SolicitationNAICS 331512Sol: SPE7M126U4078
    View details→

    DEPT OF DEFENSE

    47--COUPLING HALF,QUICK

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for 80 units of coupling half, quick (NSN 4730011289144) under an RFQ. This procurement 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…

    OH

    Posted Jun 29, 2026Due Jul 14, 2026Combined Synopsis/SolicitationNAICS 331512Sol: SPE7M126U4044
    View details→

    DEPT OF DEFENSE

    47--COUPLING HALF,QUICK

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for 35 units of coupling half, quick (NSN 4730012556196) under an RFQ. This procurement 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…

    OH

    Posted Jun 29, 2026Due Jul 14, 2026Combined Synopsis/SolicitationNAICS 331512Sol: SPE7M126U4049
    View details→

    DEPT OF DEFENSE

    LADLES

    Archived

    AI Summary

    The Department of Defense, specifically the Army, is seeking bids for ladles under a combined synopsis/solicitation. This opportunity is classified under NAICS code 331513, focusing on kitchenware products. Interested vendors should prepare their proposals accordingly.

    NY

    Posted Jun 22, 2026Due Jun 29, 2026Combined Synopsis/SolicitationNAICS 331513Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U3473
    View details→

    DEPT OF DEFENSE

    Ladles

    Archived

    AI Summary

    The Department of Defense, specifically the Army, is seeking proposals for ladles under a combined synopsis/solicitation. This opportunity is classified under NAICS code 331513, focusing on kitchenware products. Bidders should note that this is not a simplified acquisition.

    NY

    Posted Jun 10, 2026Due Jun 17, 2026Combined Synopsis/SolicitationNAICS 331513Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U3406
    View details→

    DEPT OF DEFENSE

    LEVER CASTINGS FOR THE WATERVLIET ARSENAL

    Archived

    AI Summary

    The opportunity involves the procurement of lever castings for the Watervliet Arsenal, specifically for the 120mm M256 and 105mm M20 cannons. Bidders are required to provide first articles as specified in the drawings. This solicitation is set aside for small businesses and does not fall under Simplified Acquisition Pr…

    NY

    Posted May 7, 2026Due May 22, 2026SolicitationNAICS 331512Total Small Business Set-Aside (FAR 19.5)Sol: W911PT26QA075
    View details→

    DEPT OF DEFENSE

    Illinois Waterway Project Office Steel Castings – Wicket Dam Components

    Archived

    AI Summary

    The U.S. Army Corps of Engineers requires steel cast horse boxes, quoin blocks, and quoin stays for wicket gate structures at Peoria and LaGrange Lock and Dams. Bidders must provide physical and chemical certification reports for compliance with ASTM 148, Grade 80-50 at delivery. This opportunity is a formal solicitati…

    IL

    Posted Apr 30, 2026Due May 4, 2026SolicitationNAICS 331513Total Small Business Set-Aside (FAR 19.5)Sol: W912EK26QA031
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    49
    sled
    3
    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

    • 33151 Definition→
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    About NAICS 33151

    This industry comprises establishments primarily engaged in manufacturing ferrous metal castings, including iron and steel castings. These foundries produce a variety of cast metal products used in machinery, automotive, and construction sectors.

    Read the full NAICS definition →