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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /333131

    NAICS Demand Lane

    Mining Machinery and Equipment Manufacturing, Contract Opportunities

    98 total opportunities (98 active) tied to NAICS 333131 across federal, state, local, and forecast sources.
    NAICS 333131Federal + SLED98 total
    View NAICS definition →
    Total Opportunities
    98
    Across all indexed sources
    Active Estimate
    98
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 333131.

    DEPT OF DEFENSE

    Procurement of Two (2) New Clamshell Buckets and Trade-In of Two (2) Existing Buckets

    Active

    AI Summary

    The U.S. Army Corps of Engineers requires the procurement of two new clamshell buckets and the trade-in of two existing buckets for the Dredge Crew's material handler. Quotes are due by 2:00 PM CT on September 2, 2026, with technical inquiries due by August 25, 2026.

    IL

    Posted Aug 19, 2026Due Sep 2, 2026Combined Synopsis/SolicitationNAICS 333131Small Business Set Aside - TotalSol: W912EK26QA052
    View details→

    DEPT OF DEFENSE

    38--SNOWPLOW PKG

    Archived

    AI Summary

    The Department of Defense is seeking quotes for three snowplow packages under NSN 3820014732777. This opportunity is a combined synopsis/solicitation and is classified under NAICS code 333131. Quotes must be submitted electronically, and hard copies are not available. All responsible sources are encouraged to participa…

    PA

    Posted Aug 3, 2026Due Aug 14, 2026Combined Synopsis/SolicitationNAICS 333131Sol: SPE8EE26T2208
    View details→

    DEPT OF DEFENSE

    38--SNOWPLOW PKG

    Archived

    AI Summary

    The Department of Defense is seeking quotes for three snowplow packages under NSN 3820014732777. This opportunity is a combined synopsis/solicitation and is set aside for small businesses. Quotes must be submitted electronically, and hard copies will not be provided. The delivery is required at DLA Distribution Red Riv…

    PA

    Posted Jul 22, 2026Due Aug 3, 2026Combined Synopsis/SolicitationNAICS 333131Total Small Business Set-Aside (FAR 19.5)Sol: SPE8EE26T2150
    View details→

    DEPT OF DEFENSE

    ROAD GRADER

    Archived

    AI Summary

    The Department of Defense, specifically the Department of the Army, is seeking proposals for a road grader. This opportunity is classified under NAICS code 333131 and is not subject to Simplified Acquisition Procedures. Interested bidders should submit their proposals by the specified deadline.

    NY

    Posted May 26, 2026Due Jun 2, 2026Combined Synopsis/SolicitationNAICS 333131Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U3279
    View details→

    DEPT OF DEFENSE

    38--SNOWPLOW PKG

    Archived

    AI Summary

    The Department of Defense is seeking quotes for four snowplow packages under NSN 3820014732777. This opportunity is a combined synopsis/solicitation and is classified under NAICS code 333131. Quotes must be submitted electronically, and hard copies will not be provided. All responsible sources are encouraged to partici…

    PA

    Posted May 11, 2026Due May 22, 2026Combined Synopsis/SolicitationNAICS 333131Sol: SPE8EE26T1608
    View details→

    DEPT OF DEFENSE

    38--SNOWPLOW PKG

    Archived

    AI Summary

    The Department of Defense is seeking quotes for four snowplow packages under NSN 3820014732777. This opportunity is set aside for SDVOSBC and requires electronic submission of quotes. The solicitation is available online, and hard copies will not be provided. All responsible sources are encouraged to participate.

    PA

    Posted Apr 29, 2026Due May 11, 2026Combined Synopsis/SolicitationNAICS 333131Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: SPE8EE26T1488
    View details→

    DEPT OF DEFENSE

    SHAKER TABLE

    Archived

    AI Summary

    The Department of Defense is seeking proposals for a shaker table measuring 4ft x 8ft with a 1/2hp 3-phase motor and slopped grooves on a rubber top. This opportunity is classified under NAICS code 333131 and is not subject to Simplified Acquisition Procedures.

    NY

    Posted Apr 15, 2026Due Apr 23, 2026Combined Synopsis/SolicitationNAICS 333131Total Small Business Set-Aside (FAR 19.5)Sol: W911S226U3030
    View details→

    DEPT OF DEFENSE

    38--SNOWPLOW PKG

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for five snowplow packages under NSN 3820014732777. This opportunity is a combined synopsis/solicitation and is available electronically. All responsible sources may submit a quote, which must be submitted electronically and will be considered if timely received.

    PA

    Posted Sep 29, 2025Due Oct 10, 2025Combined Synopsis/SolicitationNAICS 333131Sol: SPE8EE25T2810
    View details→

    DEPT OF DEFENSE

    38--SNOWPLOW PKG

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for a snowplow package under NSN 3820014732777. The procurement is set aside for SDVOSBC and requires delivery to DLA Distribution Red River. Interested vendors must submit their quotes electronically, as hard copies will not be provided.

    PA

    Posted Sep 17, 2025Due Sep 29, 2025Combined Synopsis/SolicitationNAICS 333131Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: SPE8EE25T2760
    View details→

    DEPARTMENT OF THE INTERIOR

    W--MOBILE IMPACT CRUSHER PLANT RENTAL

    Archived

    AI Summary

    The Department of the Interior's Bureau of Land Management is seeking bids for the rental of a mobile impact crusher plant. This opportunity is classified under NAICS Code 333131 and is set to close on September 8, 2025. Interested bidders should prepare to submit proposals in response to this combined synopsis/solicit…

    ID

    Posted Aug 26, 2025Due Sep 8, 2025Combined Synopsis/SolicitationNAICS 333131Sol: 140L2625Q0086
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    26
    sled
    71
    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→
    • 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

    • 333131 Definition→
    • Browse NAICS Codes→
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    • AI Contract Categories→
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    About NAICS 333131

    This industry comprises establishments primarily engaged in manufacturing mining machinery and equipment, such as drilling machines, crushers, and conveyors used in mining operations. These manufacturers produce equipment designed for extracting minerals and other geological materials from the earth.

    Read the full NAICS definition →