NAICS 4237in423:Merchant Wholesalers, Durable Goods

Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers

16 active contract opportunities

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Top Industries

  • Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers7
  • Refrigeration Equipment and Supplies Merchant Wholesalers5
  • Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers3
  • Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers1

Set-Aside Distribution

  • Small Business7
  • 5
  • No Set Aside4

Top Locations

  • DC4
  • FL3
  • MN2
  • OK2
  • PA2

About NAICS4237

The North American Industry Classification System (NAICS) code 4237 covers hardware, and plumbing and heating equipment and supplies merchant wholesalers. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

4231:Motor Vehicle and Motor Vehicl...4232:Furniture and Home Furnishing ...4233:Lumber and Other Construction ...4234:Professional and Commercial Eq...4235:Metal and Mineral (except Petr...4236:Household Appliances and Elect...

Reynolds Army Health Clinic (RAHC) - Dry Ice Machine Purchase, Fort Sill, OK

DEPT OF DEFENSE
FORT SILL, OK
NAICS 423740
Posted Jan 20, 2026
Due Jan 28, 2026
Small Business
3 days left

Chemicals for Chillers

UNITED STATES GOVERNMENT PUBLISHING OFFICE
Washington, DC
NAICS 423730
Posted Jan 14, 2026
Due Jan 26, 2026
No Set Aside
1 day left

Blanket Purchase Agreement for Plumbing Fixtures and Accessories

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 4237
Posted Jan 13, 2026
Due Jan 27, 2026
No Set Aside
1 day left

Chemicals for Chillers

UNITED STATES GOVERNMENT PUBLISHING OFFICE
Washington, DC
NAICS 423730
Posted Jan 12, 2026
Due Jan 26, 2026
No Set Aside
1 day left

Chemicals for Chillers

UNITED STATES GOVERNMENT PUBLISHING OFFICE
Washington, DC
NAICS 423730
Posted Jan 5, 2026
Due Jan 26, 2026
No Set Aside
1 day left

45-SHC COMBUSTION BLOW

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 423730
Posted Nov 7, 2025

CES - Replace Heaters

DEPT OF DEFENSE
CHEYENNE, WY
NAICS 423730
Posted Sep 29, 2025
Small Business

BF project 24Z3AW5 Replace FS Warehouse Freezer

JUSTICE, DEPARTMENT OF
TALLAHASSEE, FL
NAICS 423740
Posted Sep 24, 2025

MNA Stainless Steel Sinks FY 2025

JUSTICE, DEPARTMENT OF
MARIANNA, FL
NAICS 423720
Posted Sep 18, 2025
Small Business

MNA Sink Faucets FY 2025

JUSTICE, DEPARTMENT OF
MARIANNA, FL
NAICS 423720
Posted Sep 16, 2025
Small Business

Kitchen Equipment

DEPT OF DEFENSE
LITTLE FALLS, MN
NAICS 423740
Posted Aug 8, 2025
Small Business

Reynolds Army Health Clinic - Dry Ice Machine Purchase, Fort Sill, OK

DEPT OF DEFENSE
FORT SILL, OK
NAICS 423740
Posted Aug 5, 2025
Small Business

45-CONTROL,FUEL FLOW,O

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 423730
Posted Jul 25, 2025

Kitchen Equipment and Install

DEPT OF DEFENSE
LITTLE FALLS, MN
NAICS 423740
Posted May 29, 2025
Small Business

41-FILTER ELEMENT,AIR

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 423730
Posted May 15, 2025

Helo Hangar Fire Suppression Materials

GENERAL SERVICES ADMINISTRATION
FORT WORTH, TX
NAICS 423720
Posted Apr 2, 2025
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