331410

Nonferrous Metal (except Aluminum) Smelting and Refining

Manufacturing › Primary Metal Manufacturing › Nonferrous Metal (except Aluminum) Production and Processing

SBA Size Standard

1,000 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

33

Sector

Manufacturing

331

Subsector

Primary Metal Manufacturing

3314

Industry Group

Nonferrous Metal (except Aluminum) Production and Processing

331410

National Industry (This Code)

Nonferrous Metal (except Aluminum) Smelting and Refining

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This industry comprises establishments primarily engaged in (1) smelting ores into nonferrous metals and/or (2) the primary refining of nonferrous metals (except aluminum) by electrolytic methods or other processes.

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

1,000 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 331410

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Mining and making copper and other nonferrous concentrates (including gold and silver bullion), by processes, such as solvent extraction or electrowinning--are classified in Industry Group 2122, Metal Ore Mining;
Recovering copper or copper alloys from scrap or dross and/or alloying, rolling, drawing, and extruding purchased copper--are classified in Industry 331420, Copper Rolling, Drawing, Extruding, and Alloying;
Rolling, drawing, and/or extruding nonferrous metal shapes (except copper and aluminum) from purchased nonferrous metals (except copper and aluminum) or by recovering nonferrous metals (except copper and aluminum) and rolling, drawing, or extruding--are classified in U.S. Industry 331491, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding;
Recovering nonferrous metals (except copper and aluminum) from scrap and making primary forms and/or alloying purchased nonferrous metals (except copper and aluminum)--are classified in U.S. Industry 331492, Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum);
Making aluminum from alumina--are classified in U.S. Industry 331313, Alumina Refining and Primary Aluminum Production;
Operating facilities where commingled recyclable materials, such as paper, plastics, used beverage cans, and metals, are sorted into distinct categories without also smelting or refining--are classified in Industry 562920, Materials Recovery Facilities; and
Sorting, breaking up, and wholesaling scrap metal without also smelting or refining--are classified in Industry 423930, Recyclable Material Merchant Wholesalers.

How to Use NAICS 331410 in SAM.gov

NAICS code 331410Nonferrous Metal (except Aluminum) Smelting and Refining — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Nonferrous Metal (except Aluminum) Production and Processing space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of 1,000 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 331410.

Log in Entity Registration Goods & Services Add NAICS Code Enter 331410 Save

Frequently Asked Questions

What is NAICS code 331410?

NAICS code 331410 is 'Nonferrous Metal (except Aluminum) Smelting and Refining', classified under the Manufacturing sector (NAICS 33). This industry comprises establishments primarily engaged in (1) smelting ores into nonferrous metals and/or (2) the primary refining of nonferrous metals (except aluminum) by electrolytic methods or o

What is the SBA small business size standard for NAICS code 331410?

The SBA defines a small business under NAICS code 331410 (Nonferrous Metal (except Aluminum) Smelting and Refining) as one with 1,000 employees. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 331410 in SAM.gov?

To register NAICS code 331410 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 331410 (Nonferrous Metal (except Aluminum) Smelting and Refining) to your NAICS code list. You may designate one code as your Primary NAICS code.

Quick Actions

Related NAICS Codes

Other codes in Nonferrous Metal (except Aluminum) Production and Processing

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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