NAICS Code 334511: Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
NAICS code 334511 is the industry for search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing in the Manufacturing sector. Agencies tag every federal contract with a NAICS code, so this is the code to list in your SAM.gov registration and to search for bids.
Government contracts under NAICS 334511
Federal agencies obligated $51.9B on contracts under NAICS 334511 from FY2024 to FY2026, including $16.8B in FY2026. The biggest buyers were the Department of Defense, the Department of Homeland Security, the Department of Transportation. The largest contractors were Raytheon Company, Raytheon Company, Lockheed Martin Corporation.
See the full breakdown: government search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing contracts, who wins and who buys.
Open government bids for NAICS 334511
The newest open notices from SAM.gov. Bidding needs a free SAM.gov registration.
Dept of Defense · Combined Synopsis/Solicitation · NAICS 334511
Posted Nov 1, 2026 · Responses due Nov 12, 2026
Dept of Defense · Solicitation · NAICS 334511
Posted Oct 30, 2026 · Responses due Nov 16, 2026
Dept of Defense · Solicitation · NAICS 334511
Posted Oct 30, 2026 · Responses due Nov 16, 2026
- 65--VENTILATOR,VOLUME,PORTClosing soon
Dept of Defense · Combined Synopsis/Solicitation · NAICS 334511 · Small Business Set Aside - Total
Posted Oct 30, 2026 · Responses due Nov 6, 2026
Dept of Defense · Presolicitation · NAICS 334511
Posted Oct 30, 2026 · Responses due Nov 13, 2026
Small business size standard for NAICS 334511
To bid on small business set-aside contracts under NAICS 334511, your business must be small under the SBA size standard for this code, measured either by average annual receipts or by number of employees. The values are updated periodically, so check the current SBA table of size standards before you bid.
Other NAICS codes in 3345
- NAICS 334510: Electromedical and Electrotherapeutic Apparatus Manufacturing
- NAICS 334512: Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
- NAICS 334513: Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- NAICS 334514: Totalizing Fluid Meter and Counting Device Manufacturing
- NAICS 334515: Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
- NAICS 334516: Analytical Laboratory Instrument Manufacturing
- NAICS 334517: Irradiation Apparatus Manufacturing
- NAICS 334519: Other Measuring and Controlling Device Manufacturing
How to choose the right NAICS code
Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.
Related guides
Frequently asked questions
- What is NAICS code 334511?
- NAICS 334511 is the industry "Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing" in the North American Industry Classification System, part of the Manufacturing sector (33).
- What is the size standard for NAICS 334511?
- The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 334511 in the SBA table of size standards on sba.gov; it changes from time to time.
- Are there government contracts for NAICS 334511?
- Yes. Federal agencies obligated $51.9B on contracts under NAICS 334511 from FY2024 to FY2026, and 15 notices are open right now.