334513

Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables

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

334513

National Industry (This Code)

Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables

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 and related devices for measuring, displaying, indicating, recording, transmitting, and controlling industrial process variables. These instruments measure, display, or control (monitor, analyze, and so forth) industrial process variables, such as temperature, humidity, pressure, vacuum, combustion, flow, level, viscosity, density, acidity, concentration, and rotation.

✓ 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 334513

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:

Manufacturing instruments for measuring or testing electricity and electrical signals--are classified in U.S. Industry 334515, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals;
Manufacturing medical thermometers--are classified in U.S. Industry 339112, Surgical and Medical Instrument Manufacturing;
Manufacturing glass hydrometers and thermometers for other non-medical uses--are classified in U.S. Industry 334519, Other Measuring and Controlling Device Manufacturing;
Manufacturing instruments and instrumentation systems for laboratory analysis of samples--are classified in U.S. Industry 334516, Analytical Laboratory Instrument Manufacturing; and
Manufacturing optical alignment and display instruments, optical comparators, and optical test and inspection equipment--are classified in Industry 333310, Commercial and Service Industry Machinery Manufacturing.

How to Use NAICS 334513 in SAM.gov

NAICS code 334513Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables — 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 334513.

Log in Entity Registration Goods & Services Add NAICS Code Enter 334513 Save

Frequently Asked Questions

What is NAICS code 334513?

NAICS code 334513 is 'Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables', classified under the Manufacturing sector (NAICS 33). This U.S. industry comprises establishments primarily engaged in manufacturing instruments and related devices for measuring, displaying, indicating, recording, transmitting, and controlling industria

What is the SBA small business size standard for NAICS code 334513?

The SBA defines a small business under NAICS code 334513 (Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables) 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 334513 in SAM.gov?

To register NAICS code 334513 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 334513 (Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables) 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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