NAICS 331

Primary Metal Manufacturing

642 active contract opportunities

642

Active Opportunities

548

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding156
  • Iron and Steel Pipe and Tube Manufacturing from Purchased Steel136
  • Other Aluminum Rolling, Drawing, and Extruding79
  • Copper Rolling, Drawing, Extruding, and Alloying73
  • Rolled Steel Shape Manufacturing69

Set-Aside Distribution

  • 583
  • Small Business45
  • No Set Aside10
  • WOSB3
  • SDVOSB1

Top Locations

  • OH284
  • PA210
  • VA64
  • WA17
  • NH13

About NAICS331

The North American Industry Classification System (NAICS) code 331 covers primary metal manufacturing. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

61-CABLE,POWER,ELECTRI

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted May 14, 2025

95-SHEET,METAL

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted May 13, 2025

47-COUPLING,FLEXIBLE,A

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted May 12, 2025

95-PLATE,METAL

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted May 12, 2025

47-COUPLING HALF,QUICK

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331512
Posted May 12, 2025

61-CABLE,POWER,ELECTRICAL

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted May 9, 2025

61-WIRE,ELECTRICAL

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted May 9, 2025

40-WIRE ROPE ASSEMBLY,

DEPT OF DEFENSE
RICHMOND, VA
NAICS 331318
Posted May 8, 2025

40-WIRE ROPE ASSEMBLY,

DEPT OF DEFENSE
RICHMOND, VA
NAICS 331221
Posted May 8, 2025

Automated Investment Casting Cell

DEPT OF DEFENSE
TINKER AFB, OK
NAICS 331524
Posted May 7, 2025

95-PLATE,METAL

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331221
Posted May 6, 2025

Various Metals

DEPT OF DEFENSE
FORT DRUM, NY
NAICS 331110
Posted May 6, 2025
Small Business

95-PLATE,METAL

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted May 6, 2025

61-CABLE,POWER,ELECTRI

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted May 6, 2025

47-PIPE,RELIEF VALVE

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted May 5, 2025

61-CABLE,SPECIAL PURPO

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted May 2, 2025

16-DUCT ASSEMBLY,AIR C

DEPT OF DEFENSE
RICHMOND, VA
NAICS 331491
Posted May 1, 2025

47-TUBE,TORQUE,INBOARD

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted May 1, 2025

42-MANIFOLD ASSEMBLY

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331222
Posted May 1, 2025

AMS-S-6758. Forging in accordance with AMS-F-7190, Grade C.

DEPT OF DEFENSE
JOINT BASE MDL, NJ
NAICS 331110
Posted Apr 30, 2025
Small Business