334511

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

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

SBA Size Standard

1,350 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

334511

National Industry (This Code)

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

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 search, detection, navigation, guidance, aeronautical, and nautical systems and instruments. Examples of products made by these establishments are aircraft instruments (except engine), flight recorders, navigational instruments and systems, radar systems and equipment, and sonar systems and equipment.

✓ Small Business Eligibility at a Glance

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

Size Standard

1,350 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 334511

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 global positioning system (GPS) equipment--are classified in Industry 334220, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing; and
Manufacturing aircraft engine instruments and meteorological systems and equipment--are classified in U.S. Industry 334519, Other Measuring and Controlling Device Manufacturing.

How to Use NAICS 334511 in SAM.gov

NAICS code 334511Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing — 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 1,350 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 334511.

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Frequently Asked Questions

What is NAICS code 334511?

NAICS code 334511 is 'Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing', classified under the Manufacturing sector (NAICS 33). This U.S. industry comprises establishments primarily engaged in manufacturing search, detection, navigation, guidance, aeronautical, and nautical systems and instruments. Examples of products made b

What is the SBA small business size standard for NAICS code 334511?

The SBA defines a small business under NAICS code 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing) as one with 1,350 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 334511 in SAM.gov?

To register NAICS code 334511 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing) 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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