331523

Nonferrous Metal Die-Casting Foundries

Manufacturing › Primary Metal Manufacturing › Foundries

SBA Size Standard

700 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

33

Sector

Manufacturing

331

Subsector

Primary Metal Manufacturing

3315

Industry Group

Foundries

331523

National Industry (This Code)

Nonferrous Metal Die-Casting Foundries

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This U.S. industry comprises establishments primarily engaged in introducing molten nonferrous metal, under high pressure, into molds or dies to make nonferrous metal die-castings. Establishments in this industry purchase nonferrous metals made in other establishments. Cross-references. Establishments primarily engaged in--

✓ Small Business Eligibility at a Glance

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

Size Standard

700 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 331523

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:

Pouring molten aluminum into molds to manufacture aluminum castings--are classified in U.S. Industry 331524, Aluminum Foundries (except Die-Casting);
Pouring molten nonferrous metal (except aluminum) into molds to manufacture nonferrous (except aluminum) castings--are classified in U.S. Industry 331529, Other Nonferrous Metal Foundries (except Die-Casting); and
Manufacturing nonferrous die-castings and further manufacturing them into finished products--are classified based on the specific finished product.

How to Use NAICS 331523 in SAM.gov

NAICS code 331523Nonferrous Metal Die-Casting Foundries — 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 Foundries 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 700 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 331523.

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Frequently Asked Questions

What is NAICS code 331523?

NAICS code 331523 is 'Nonferrous Metal Die-Casting Foundries', classified under the Manufacturing sector (NAICS 33). This U.S. industry comprises establishments primarily engaged in introducing molten nonferrous metal, under high pressure, into molds or dies to make nonferrous metal die-castings. Establishments in

What is the SBA small business size standard for NAICS code 331523?

The SBA defines a small business under NAICS code 331523 (Nonferrous Metal Die-Casting Foundries) as one with 700 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 331523 in SAM.gov?

To register NAICS code 331523 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 331523 (Nonferrous Metal Die-Casting Foundries) to your NAICS code list. You may designate one code as your Primary NAICS code.

Quick Actions

Related NAICS Codes

Other codes in Foundries

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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