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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /4237

    NAICS Demand Lane

    Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers, Contract Opportunities

    549 total opportunities (549 active) tied to NAICS 4237 across federal, state, local, and forecast sources.
    NAICS 4237Federal + SLED549 total
    View NAICS definition →
    Total Opportunities
    549
    Across all indexed sources
    Active Estimate
    549
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 4237.

    DEPARTMENT OF JUSTICE

    FCC TERRE HAUTE HEATING CONDENSATE PUMPS

    Active

    AI Summary

    The Federal Bureau of Prisons is soliciting quotes for heating and condensation pumps for FCC Terre Haute, Indiana. This is a 100% small business set-aside opportunity. Quotes must include shipping costs and comply with specified measurements. The deadline for submission is October 12, 2026, by 11:00 AM EST.

    IN

    Posted Sep 14, 2026Due Oct 12, 2026Combined Synopsis/SolicitationNAICS 423720Total Small Business Set-Aside (FAR 19.5)Sol: 15B41826Q00000005
    View details→

    DEPARTMENT OF STATE

    SUPPLY AND INSTALLATION OF MODULAR STAND-ALONE REFRIGERATION WALL SYSTEMS TO THE EMBASSY FOOD AND BEVERAGE SHOP AT THE U.S. EMBASSY IN ROME, ITALY

    Archived

    AI Summary

    This opportunity involves the supply and installation of modular stand-alone refrigeration wall systems for the food and beverage shop at the U.S. Embassy in Rome, Italy. A site visit will be held on September 02, 2026, at 11:00 a.m. local time. Interested offerors must email their representatives' details by September…

    DC

    Posted Sep 4, 2026Due Sep 11, 2026SolicitationNAICS 423740Sol: 191T7026Q0036
    View details→

    DEPARTMENT OF STATE

    REPAIR AND MAINTENANCE MATERIALS FOR U.S. EMBASSY MADRID, SPAIN

    Active

    AI Summary

    The U.S. Embassy in Madrid seeks to establish Blanket Purchase Agreements for repair and maintenance materials, with an estimated annual purchase volume of $55,000. Offerors must be located within 5 km of the Embassy and capable of same-day delivery. Registration in the SAM database is required. The anticipated perform…

    DC

    Posted Sep 4, 2026Due Sep 19, 2026PresolicitationNAICS 4237Sol: 19SP5026Q0027
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    PERSONNEL RECOVERY ESCAPE & SURVIVAL/TRAINING EQUIPMENT AND SUPPLIES

    Archived

    AI Summary

    The Department of Homeland Security, US Customs and Border Protection, is soliciting for personnel recovery escape and survival training equipment and supplies. This opportunity is categorized under NAICS code 423710 and is not set aside for simplified acquisition procedures. Interested bidders can find more details th…

    DC

    Posted Aug 18, 2026Due Aug 24, 2026SolicitationNAICS 423710Total Small Business Set-Aside (FAR 19.5)Sol: 20158388
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    J041--REPLACEMENT CHILLER UNIT

    Archived

    AI Summary

    The Department of Veterans Affairs is seeking a replacement chiller unit for the Robert J Dole VA Medical Center in Wichita, KS. This presolicitation opportunity is set aside for SDVOSBC. Bidders should prepare for a competitive procurement process.

    KS

    Posted Aug 6, 2026Due Aug 14, 2026PresolicitationNAICS 423730Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C25526Q0582
    View details→

    DEPT OF DEFENSE

    Commercial Kitchen Equipment

    Archived

    AI Summary

    The Minnesota Army National Guard is seeking quotes for various commercial-grade kitchen equipment, including freezers, refrigerators, and ovens, to be delivered by September 30, 2026. This is a 100% Small Business Set-Aside under FAR Part 12.201-1, and offers must adhere to specific submission instructions outlined in…

    MN

    Posted Jul 30, 2026Due Aug 7, 2026SolicitationNAICS 423740Small Business Set Aside - TotalSol: W912LM26QA019
    View details→

    164 TYPES OF TOOLS

    Archived

    AI Summary

    This opportunity involves a one-time purchase of 164 different tools required for the daily operations of the Directorate of Public Works. Interested bidders should prepare to supply the necessary tools as specified in the solicitation.

    Posted Jul 28, 2026Due Aug 10, 2026SolicitationNAICS 423730Sol: W51LL526QA012
    View details→

    PERSONAL PROTECTIVE EQUIPMENT (PPE) CAMP HUMPHREYS, SOUTH KOREA

    Archived

    AI Summary

    This opportunity involves the solicitation for a variety of personal protective equipment (PPE) at Camp Humphreys, South Korea. Bidders are invited to provide their proposals for the required PPE items. The primary NAICS code for this opportunity is 423730, which pertains to the wholesale trade of safety equipment.

    Posted Jul 28, 2026Due Aug 7, 2026SolicitationNAICS 423730Sol: W91QVN26QA046
    View details→

    DEPARTMENT OF STATE

    SUPPLY AND DELIVERY ONLY OF SOLAR PHOTOVOLTAIC ELECTRICITY GENERATION SYSTEMS COUPLED WITH AN ON-SITE BATTERY STORAGE SYSTEM TO THE U.S EMBASSY IN LUSAKA, ZAMBIA.

    Archived

    AI Summary

    This opportunity involves the supply and delivery of solar photovoltaic electricity generation systems with an on-site battery storage system to the U.S. Embassy in Lusaka, Zambia. Interested bidders should request the solicitation documents from the U.S. Embassy's Contracting Officer via email.

    DC

    Posted Jul 24, 2026Due Aug 10, 2026Combined Synopsis/SolicitationNAICS 423720Sol: 19ZA6026Q0007
    View details→

    DEPARTMENT OF STATE

    GUATEMALA - SPARE FILTERS FOR AIR HANDLING UNITS

    Archived

    AI Summary

    The U.S. Embassy in Guatemala is seeking to purchase and deliver air filters for Air Handling Units to support the operation and maintenance of its HVAC systems. This procurement includes all applicable service fees to ensure proper indoor air quality and equipment performance.

    DC

    Posted Jul 23, 2026Due Aug 14, 2026SolicitationNAICS 423730Sol: 19GT5026Q0062
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    306
    sled
    241
    forecast
    2

    Related NAICS Codes

    • 42, Wholesale Trade→
    • 423, Merchant Wholesalers, Durable Goods →
    • 4231, Motor Vehicle and Motor Vehicle Parts and Supplies Merchant Wholesalers →
    • 42311, Automobile and Other Motor Vehicle Merchant Wholesalers →
    • 423110, Automobile and Other Motor Vehicle Merchant Wholesalers →
    • 42312, Motor Vehicle Supplies and New Parts Merchant Wholesalers →
    • 423120, Motor Vehicle Supplies and New Parts Merchant Wholesalers →
    • 42313, Tire and Tube Merchant Wholesalers →
    • 423130, Tire and Tube Merchant Wholesalers →
    • 42314, Motor Vehicle Parts (Used) Merchant Wholesalers →

    Explore

    • 4237 Definition→
    • Browse NAICS Codes→
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    • Browse by State→

    About NAICS 4237

    This industry comprises establishments primarily engaged in the merchant wholesale distribution of hardware, plumbing, heating, and air-conditioning equipment and supplies. These businesses sell products to retailers, contractors, and other commercial users.

    Read the full NAICS definition →