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.
Related Industries
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331221
Posted Nov 10, 2025
95-SHEET,METAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331221
Posted Nov 10, 2025
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331110
Posted Nov 10, 2025
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Nov 10, 2025
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Nov 10, 2025
95-SHEET,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Nov 10, 2025
61-LEAD,ELECTRICAL
DEPT OF DEFENSE
RICHMOND, VA
NAICS 331318
Posted Nov 10, 2025
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Nov 7, 2025
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Nov 7, 2025
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted Nov 7, 2025
47-PIPE,BENT,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted Nov 7, 2025
47-PIPE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted Nov 7, 2025
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Nov 6, 2025
95-SHEET,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Nov 6, 2025
47-PIPE ASSEMBLY,METAL
DEPT OF DEFENSE
RICHMOND, VA
NAICS 331420
Posted Nov 6, 2025
34-BRAZING ALLOY,SILVE
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Nov 6, 2025
95-SHEET,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Nov 5, 2025
95-SHEET,METAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331221
Posted Nov 5, 2025
47-PIPE ASSEMBLY,METAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted Nov 5, 2025
ASTM Grade 50 Steel Plate in Custom Shapes - Fountain City, WI
DEPT OF DEFENSE
SAINT PAUL, MN
NAICS 331221
Posted Nov 4, 2025
Small Business
