NAICS 331
Primary Metal Manufacturing
778 active contract opportunities
778
Active Opportunities
645
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding183
- Iron and Steel Pipe and Tube Manufacturing from Purchased Steel171
- Other Aluminum Rolling, Drawing, and Extruding108
- Rolled Steel Shape Manufacturing81
- Copper Rolling, Drawing, Extruding, and Alloying80
Set-Aside Distribution
- 708
- Small Business38
- Small Business Set Aside - Total18
- No Set Aside12
- WOSB2
Top Locations
- OH358
- PA247
- VA78
- NH17
- WA17
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
61-CABLE,POWER,ELECTRICAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted Sep 16, 2026
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted Sep 15, 2026
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331221
Posted Sep 15, 2026
61-CABLE,POWER,ELECTRICAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted Sep 15, 2026
47-STRAINER,SEDIMENT
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted Sep 15, 2026
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Sep 15, 2026
95-Baker Field Office Abandoned Mine Lands Steel, BLM
INTERIOR, DEPARTMENT OF THE
PORTLAND, OR
NAICS 331210
Posted Sep 14, 2026
47-TUBE ASSEMBLY,METAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331420
Posted Sep 14, 2026
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Sep 14, 2026
61-CABLE,SPECIAL PURPO
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331318
Posted Sep 14, 2026
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Sep 14, 2026
95-SHEET,METAL
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331221
Posted Sep 14, 2026
47-COUPLING HALF,QUICK DISCONNECT
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331512
Posted Sep 11, 2026
95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Sep 11, 2026
Steel Plates
DEPT OF DEFENSE
VICKSBURG, MS
NAICS 331210
Posted Sep 11, 2026
Small Business Set Aside - Total95-PLATE,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331221
Posted Sep 10, 2026
95-SHEET,METAL
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 331491
Posted Sep 10, 2026
Basic Ordering Agreement for Steel
DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 331110
Posted Sep 10, 2026
Due Oct 21, 2026
Small Business Set Aside - Total47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Sep 10, 2026
47-TUBE,METALLIC
DEPT OF DEFENSE
COLUMBUS, OH
NAICS 331210
Posted Sep 10, 2026
