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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /33661

    NAICS Demand Lane

    Ship and Boat Building, Contract Opportunities

    11,759 total opportunities (11,759 active) tied to NAICS 33661 across federal, state, local, and forecast sources.
    NAICS 33661Federal + SLED11.8K total
    View NAICS definition →
    Total Opportunities
    11.8K
    Across all indexed sources
    Active Estimate
    11.8K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33661.

    DEPT OF DEFENSE

    BREATHING AIR COMPRESSOR UNIT; PROVIDE

    Active

    AI Summary

    The Department of Defense, specifically the Navy, is soliciting proposals for a Breathing Air Compressor Unit to be provided for the USS RUSHMORE. This opportunity is classified under NAICS code 336611 and is not set aside for small businesses.

    AP

    Posted Oct 7, 2026Due Oct 15, 2026SolicitationNAICS 336611Sol: N6264927Q0008
    View details→

    DEPT OF DEFENSE

    USNS WALLY SCHIRRA (T-AKE 8) FY27 MID-TERM AVAILABILITY (MTA)

    Active

    AI Summary

    The Department of Defense is soliciting proposals for the USNS WALLY SCHIRRA (T-AKE 8) FY27 Mid-Term Availability. This RFP is for non-commercial supplies and services related to ship building and repair. Proposals are due by 0900 AM EDT on October 16, 2026, and must include all shipping costs. Interested vendors shoul…

    WA

    Posted Oct 7, 2026Due Oct 16, 2026Combined Synopsis/SolicitationNAICS 336611Sol: N0040627R0004
    View details→

    DEPT OF DEFENSE

    3389 LARGE CLASS HOPPER DREDGE (LCHD-ESS)

    Active

    AI Summary

    The Department of Defense is soliciting proposals for a Large Class Hopper Dredge (LCHD-ESS) to replace the ageing Dredge ESSAYONS. This procurement is not set-aside for small businesses and requires delivery of the vessel to Portland, OR, within 1675 days after award. Proposals are due by March 15, 2027.

    PA

    Posted Oct 7, 2026Due Apr 15, 2027Combined Synopsis/SolicitationNAICS 336611Sol: W912BU26RA031
    View details→

    USCGC WILLIAM TATE DRYDOCK REPAIRS

    Active

    AI Summary

    The U.S. Coast Guard is seeking sources for drydock repairs on the USCGC WILLIAM TATE (WLM 560). Interested companies should respond by October 19, 2026, with their business size status and intent to bid. The anticipated performance period is from April 6, 2027, to August 4, 2027. Responses should be directed to Mr. Ir…

    Posted Oct 7, 2026Due Oct 19, 2026Sources SoughtNAICS 336611Sol: CGC-WILLIAM-TATE-DRYDOCK-REPAIRS
    View details→

    DEPT OF DEFENSE

    LOW-PRESSURE AIR COMPRESSOR MAINTENANCE

    Active

    AI Summary

    The Department of Defense is seeking expressions of interest for shipboard low-pressure air compressor maintenance in Sasebo, Japan. This Sources Sought notice aims to identify capable companies for tasks including inspection, cleaning, and operational testing. Interested parties should respond by October 9, 2026, with…

    WA

    Posted Oct 7, 2026Due Oct 9, 2026Sources SoughtNAICS 336611Total Small Business Set-Aside (FAR 19.5)Sol: 1301417932
    View details→

    DRYDOCK REPAIRS USCGC HATCHET (WLIC-75309)

    Active

    AI Summary

    The U.S. Coast Guard requires a contractor to perform drydock repairs on the USCGC HATCHET (WLIC-75309). The project is set to begin around March 9, 2027, and end by May 19, 2027. Quotations are due by November 9, 2026, and must be submitted via email. All necessary materials and personnel are to be provided by the con…

    Posted Oct 7, 2026Due Nov 9, 2026Combined Synopsis/SolicitationNAICS 33661Total Small Business Set-Aside (FAR 19.5)Sol: 70Z08527QIBCT0002
    View details→

    USCG RESPONSE BOAT SMALL THIRD GENERATION (RB-S III)

    Active

    AI Summary

    The United States Coast Guard is seeking proposals for the Response Boat Small Third Generation (RB-S III) under RFP No. 70Z02326R93250001. This opportunity includes design, production, testing, and delivery of boats and trailers, with a ten-year IDIQ contract anticipated. Proposals are due by November 13, 2026, and a …

    Posted Oct 7, 2026Due Nov 13, 2026SolicitationNAICS 336612Total Small Business Set-Aside (FAR 19.5)Sol: 70Z02326R93250001
    View details→

    USCGC ALDER DD FY27

    Active

    AI Summary

    The USCGC ALDER requires services for an Indefinite Delivery Requirement Contract, with quotes due by 2 PM EST on October 26, 2026. The work will be performed at the vendor's facility, and the anticipated award date is December 28, 2026. Interested vendors must comply with specific submission instructions and provide n…

    Posted Oct 7, 2026Due Oct 26, 2026Combined Synopsis/SolicitationNAICS 336611Total Small Business Set-Aside (FAR 19.5)Sol: 70Z08526QIBCT0051
    View details→

    HOMELAND SECURITY CUTTER - LIGHT ICEBREAKER (HSC-L) SOLICITATION

    Active

    AI Summary

    The U.S. Coast Guard is seeking proposals for the design, production, and delivery of the Homeland Security Cutter - Light Icebreaker (HSC-L). This opportunity involves an IDIQ contract and includes a two-phase advisory down-select process. Proposals for Phase 1 are due by July 20, 2026, with further details provided i…

    Posted Oct 7, 2026Due Oct 23, 2026SolicitationNAICS 336611Total Small Business Set-Aside (FAR 19.5)Sol: 70Z02326R93280004
    View details→

    DEPT OF DEFENSE

    USNS ALAN SHEPARD FY26 MTA

    Active

    AI Summary

    The USNS Alan Shepard FY26 MTA solicitation has been amended to revise the period of performance and extend the final proposals revision deadline to October 13, 2026. This opportunity is focused on naval services and military transportation for the Department of Defense.

    VA

    Posted Oct 7, 2026Due Oct 13, 2026SolicitationNAICS 336611Sol: N3220526R0025
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    10,970
    sled
    497
    forecast
    292

    Related NAICS Codes

    • 33, Manufacturing→
    • 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→

    Explore

    • 33661 Definition→
    • Browse NAICS Codes→
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    • AI Contract Categories→
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    About NAICS 33661

    This industry comprises establishments primarily engaged in building ships, boats, and other floating vessels. Activities include constructing new vessels and major alterations or conversions of existing vessels.

    Read the full NAICS definition →