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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /33121

    NAICS Demand Lane

    Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Contract Opportunities

    673 total opportunities (673 active) tied to NAICS 33121 across federal, state, local, and forecast sources.
    NAICS 33121Federal + SLED673 total
    View NAICS definition →
    Total Opportunities
    673
    Across all indexed sources
    Active Estimate
    673
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33121.

    DEPARTMENT OF HOMELAND SECURITY

    STRAINER ELEMENT, SEDIMENT

    Active

    AI Summary

    The U.S. Coast Guard is seeking quotations for 20 sediment strainer elements, NSN 4730-01-599-0349, manufactured by Hayward Industrial Products. Vendors must meet specific packaging requirements and provide brand name parts. The opportunity is set under simplified acquisition procedures, with a closing date for quotes …

    VA

    Posted Aug 25, 2026Due Aug 31, 2026Combined Synopsis/SolicitationNAICS 331210Sol: 70Z08026P21105B00
    View details→

    DEPARTMENT OF THE INTERIOR

    U&O CATTLE GUARDS

    Active

    AI Summary

    The Department of the Interior, Bureau of Indian Affairs, is soliciting proposals for U&O cattle guards. This opportunity is categorized under NAICS code 331210 and is focused on the procurement of metal cattle guards. Interested bidders should prepare to submit their proposals in response to this combined synopsis/sol…

    AZ

    Posted Aug 24, 2026Due Sep 5, 2026Combined Synopsis/SolicitationNAICS 331210Indian Small Business Economic Enterprise (ISBEE) Set-Aside (specific to Department of Interior and Indian Health Services)Sol: 140A1126Q0070
    View details→

    DEPARTMENT OF AGRICULTURE

    CULVERT SUPPLIES KLAMATH NATIONAL FOREST

    Active

    AI Summary

    This opportunity is a Request for Quotation (RFQ) for culvert supplies for the Klamath National Forest. The solicitation number is 127EAY26Q0061, and it is not set-aside for small businesses. All responsible sources may submit a quotation.

    CA

    Posted Aug 18, 2026Due Aug 29, 2026Combined Synopsis/SolicitationNAICS 331210Sol: 127EAY26Q0061
    View details→

    DEPT OF DEFENSE

    STEEL PLATES

    Archived

    AI Summary

    The US Army Corps of Engineers is soliciting quotes for steel plates under NAICS Code 331210. This opportunity is set aside for small businesses and is being conducted as a simplified acquisition. Quotes are due by 21 August 2026, and the evaluation will focus on lowest price and technical capability.

    MS

    Posted Aug 18, 2026Due Aug 21, 2026Combined Synopsis/SolicitationNAICS 331210Total Small Business Set-Aside (FAR 19.5)Sol: W912HZ26Q3807
    View details→

    DEPT OF DEFENSE

    STEEL TUBE

    Active

    AI Summary

    The Department of Defense, specifically the Department of the Army, is seeking proposals for steel tube products. This opportunity is categorized under NAICS code 331210 and is not set aside for simplified acquisition procedures. Interested bidders should prepare to submit their proposals by the specified deadline.

    NY

    Posted Aug 18, 2026Due Aug 27, 2026Combined Synopsis/SolicitationNAICS 331210Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U4133
    View details→

    DEPT OF DEFENSE

    47--TUBE,METALLIC

    Active

    AI Summary

    The Department of Defense is seeking quotes for 539 feet of metallic tube (NSN 4710003458468) under a combined synopsis/solicitation. The solicitation is an RFQ, and all responsible sources may submit quotes electronically. Delivery is required at DLA Distribution Warner Robins within 641 days after order. Specificatio…

    OH

    Posted Aug 18, 2026Due Aug 28, 2026Combined Synopsis/SolicitationNAICS 331210Sol: SPE7M426T346K
    View details→

    DEPT OF DEFENSE

    59--INSULATION SLEEVING,EL

    Archived

    AI Summary

    The Department of Defense is seeking quotes for insulation sleeving (NSN 5970011056535) with a quantity of 806 feet. This RFQ is a source controlled drawing item, and all responsible sources may submit quotes electronically. The solicitation will be available online, and hard copies will not be provided.

    VA

    Posted Aug 16, 2026Due Aug 24, 2026Combined Synopsis/SolicitationNAICS 331210Total Small Business Set-Aside (FAR 19.5)Sol: SPE4A626T17KF
    View details→

    DEPT OF DEFENSE

    SCH. 80 A53B SEAMLESS, PIPE BLACK CARBON STEEL

    Archived

    AI Summary

    The Department of Defense is seeking bids for Schedule 80 A53B seamless black carbon steel pipe. This opportunity is categorized under NAICS code 331210 and is a combined synopsis/solicitation. Bidders should note that this is not a simplified acquisition and is intended for military supply purposes.

    NY

    Posted Aug 13, 2026Due Aug 20, 2026Combined Synopsis/SolicitationNAICS 331210Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U4071
    View details→

    DEPT OF DEFENSE

    47--TUBE AND FITTINGS,META

    Archived

    AI Summary

    The Department of Defense is seeking quotes for NSN 4710013156793, tube and fittings, metal. The procurement is for 2 units to be delivered to DLA Distribution Depot Oklahoma within 249 days. The solicitation is an RFQ, and all responsible sources may submit quotes electronically.

    OH

    Posted Aug 12, 2026Due Aug 24, 2026Combined Synopsis/SolicitationNAICS 331210Sol: SPE7M426T335A
    View details→

    DEPARTMENT OF JUSTICE

    FMC LEXINGTON POWERHOUSE AND BOILERS UPGRADE 26Z1BB6

    Archived

    AI Summary

    The Federal Bureau of Prisons is seeking a contractor for a firm-fixed-price supply contract to procure various plumbing supplies for the upgrade of the powerhouse and boiler system at FMC Lexington. The delivery of all items is required within 30 days of the closing date. Interested contractors must be registered in S…

    KY

    Posted Aug 10, 2026Due Aug 25, 2026PresolicitationNAICS 331210Sol: 15B10926Q00000018
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    619
    sled
    53
    forecast
    1

    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→
    • 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 →
    • 3313, Alumina and Aluminum Production and Processing→

    Explore

    • 33121 Definition→
    • Browse NAICS Codes→
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    About NAICS 33121

    This industry comprises establishments primarily engaged in manufacturing iron and steel pipes and tubes from purchased steel. These products are typically used in construction, plumbing, and industrial applications.

    Read the full NAICS definition →