NAICS Code 334511 — Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 9 national industries under 33451 (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing).
| Code | 334511 |
|---|---|
| Title | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | 1,350 employees |
Official definition (2022 NAICS)
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.
Is a business under 334511 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 334511 qualifies as a small business if it does not exceed 1,350 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.
Where 334511 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 31-33 | Manufacturing |
| Subsector | 334 | Computer and Electronic Product Manufacturing |
| Industry Group | 3345 | Navigational, Measuring, Electromedical, and Control Instruments Manufacturing |
| NAICS Industry | 33451 | Navigational, Measuring, Electromedical, and Control Instruments Manufacturing |
| National Industry | 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing |
No direct SIC mapping is shown for this code: it was introduced or redefined after the official 1987 SIC ↔ 2002 NAICS concordance. Use the crosswalk tool to explore related legacy codes.
Related National Industry codes
334510— Electromedical and Electrotherapeutic Apparatus Manufacturing334512— Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use334513— Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables334514— Totalizing Fluid Meter and Counting Device Manufacturing334515— Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals334516— Analytical Laboratory Instrument Manufacturing334517— Irradiation Apparatus Manufacturing334519— Other Measuring and Controlling Device Manufacturing
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Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.