334515

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

Manufacturing › Computer and Electronic Product Manufacturing › Navigational, Measuring, Electromedical, and Control Instruments Manufacturing

SBA Size Standard

750 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

33

Sector

Manufacturing

334

Subsector

Computer and Electronic Product Manufacturing

3345

Industry Group

Navigational, Measuring, Electromedical, and Control Instruments Manufacturing

334515

National Industry (This Code)

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

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 manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals. Examples of products made by these establishments are circuit and continuity testers, voltmeters, ohm meters, wattmeters, multimeters, and semiconductor test equipment.

✓ Small Business Eligibility at a Glance

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

Size Standard

750 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 334515

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:

Establishments primarily engaged in manufacturing electronic monitoring, evaluating, and other electronic support equipment for navigational, radar, and sonar systems are classified in U.S. Industry 334511, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing.

How to Use NAICS 334515 in SAM.gov

NAICS code 334515Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals — 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 Navigational, Measuring, Electromedical, and Control Instruments Manufacturing 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 750 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 334515.

Log in Entity Registration Goods & Services Add NAICS Code Enter 334515 Save

Frequently Asked Questions

What is NAICS code 334515?

NAICS code 334515 is 'Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals', classified under the Manufacturing sector (NAICS 33). This U.S. industry comprises establishments primarily engaged in manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals. Examples of products ma

What is the SBA small business size standard for NAICS code 334515?

The SBA defines a small business under NAICS code 334515 (Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals) as one with 750 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 334515 in SAM.gov?

To register NAICS code 334515 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 334515 (Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals) to your NAICS code list. You may designate one code as your Primary NAICS code.

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Related NAICS Codes

Other codes in Navigational, Measuring, Electromedical, and Control Instruments Manufacturing

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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