331491 — Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
Description
This U.S. industry comprises establishments primarily engaged in (1) rolling, drawing, or extruding shapes (e.g., bar, plate, sheet, strip, tube) from purchased nonferrous metals and/or (2) recovering nonferrous metals from scrap and rolling, drawing, and/or extruding shapes (e.g., bar, plate, sheet, strip, tube) in integrated mills (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3356 - Rolling, Drawing, and Extruding of Nonferrous Metals, Except Copper and Aluminum (via SIC1987:3356→NAICS1997:331491→2002:331491→2007:331491→2012:331491→2017:331491→2022:331491)
- SIC 3357 - Drawing and Insulating of Nonferrous Wire (via SIC1987:3357→NAICS1997:331491→2002:331491→2007:331491→2012:331491→2017:331491→2022:331491)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 3422 — Rolling Mills and Drawing Machines
- PSC 9530 — Bars and Rods, Nonferrous Base Metal
- PSC 9540 — Structural Shapes, Nonferrous Base Metal
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 331491 valid in 2022? ▾
Yes, 331491 is a valid 6-digit 2022 NAICS national industry code representing 'Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 331491? ▾
The Small Business Administration (SBA) has established a small business size standard of 900 employees for NAICS code 331491 (Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding), calculated based on employees.
What is the legacy SIC equivalent for NAICS 331491? ▾
According to official Census Bureau concordance tables, NAICS code 331491 (Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3356 - Rolling, Drawing, and Extruding of Nonferrous Metals, Except Copper and Aluminum, 3357 - Drawing and Insulating of Nonferrous Wire.
Related Pages & Tools
Further regulatory reference links for NAICS code 331491:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 331491 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.