NAICS 334511: Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing is NAICS code 334511. A business is small under it with 1,350 employees or fewer. 75 federal contracts are open on SAM.gov under this code right now.
- SBA size standard
- 1,350 employees or fewer
- Open contracts now
- 75
- Federal spending, FY2026
- $14.1 billion
- Share won by small businesses
- 6%
- Small businesses registered
- 2,138
Open federal contracts for search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing
Most open notices under this code are Defense supply orders for specific parts, usually limited to approved sources.
- FY27-29 Long Endurance Electronic Decoy (LEED) Production
✦ NAVSEA HQ intends to award a sole-source contract to Lockheed Martin in Grand Prairie, TX, for FY27-29 Long Endurance Electronic Decoy (LEED) production, covering decoy launch…
Due in 1 dayOct 5, 2026
- RFI MAST O&S
Due in 1 dayOct 5, 2026
- RADAR ABSORBER
✦ NAVSUP Weapon Systems Support wants to purchase a radar absorber part (PN 284A3017-1) for the P8 aircraft.
Due in 1 dayOct 5, 2026
- BELT,WEATHER KIT
Due in 2 daysOct 6, 2026
- LEVEL,FIRE CONTROL INS
Due in 4 daysOct 8, 2026
- HYDROPHONE MOUNT
Due in 4 daysOct 8, 2026
What NAICS 334511 covers
The Census Bureau's NAICS index lists these kinds of work under 334511:
- Acceleration indicators and systems components, aerospace type, manufacturing
- Aeronautical systems and instruments manufacturing
- Aeronautical systems and instruments overhauling, conversion, or rebuilding
- Air traffic control radar systems and equipment manufacturing
- Airborne navigational systems manufacturing
- Aircraft flight instruments (except engine instruments) manufacturing
- Airframe equipment instruments manufacturing
- Airspeed instruments (aeronautical) manufacturing
- Altimeters, aeronautical, manufacturing
- Angle-of-attack instrumentation manufacturing
- Angle-of-yaw instrumentation manufacturing
- Artificial horizon instrumentation manufacturing
- Bank and turn indicators and components (aeronautical instruments) manufacturing
- Cabin environment indicators, transmitters, and sensors manufacturing
The index lists 58 entries for this code in all.
Read the full definition, including what's excluded, on census.gov.
SBA size standard for 334511
To count as a small business for a contract assigned NAICS 334511, your business must have 1,350 employees or fewer. Employees are averaged over the last 24 months.
From SBA's table of size standards, effective Mar 17, 2023. Confirm it with SBA's size standards tool before you certify your size.
Who buys search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing
Agencies that awarded the most under NAICS 334511 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Department of the Navy | $24.8 billion |
| Department of the Army | $7.7 billion |
| Department of the Air Force | $5.9 billion |
| Defense Logistics Agency | $4.9 billion |
| U.S. Special Operations Command | $1.6 billion |
| Federal Aviation Administration | $1.3 billion |
| Missile Defense Agency | $1.2 billion |
| U.S. Customs and Border Protection | $766.6 million |
Open notices right now come from Dept of Defense (102), Department of Homeland Security (5), Department of Transportation (1) and Department of the Interior (1).
Set-asides on open 334511 contracts
- No set-aside (full and open): 95
- Total small business set-aside: 10
- Women-owned set-aside: 5
Not sure which set-asides you qualify for? Try the free SBA certification screener, or read set-aside contracts, explained.
Your competition
2,138 businesses with active SAM.gov registrations are rated small under NAICS 334511, most of them in California (288), Florida (258), Virginia (198), Texas (166) and Maryland (84). Look any of them up with the free CAGE code and UEI lookup.
Federal spending under 334511 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $16.8 billion |
| FY2025 | $18.4 billion |
| FY2026 | $14.1 billion |
| FY2027 (so far) | $4.3 million |
Source: USAspending.gov, all contract awards with this NAICS code. Fiscal years start October 1.
Related NAICS codes
- 334510 Electromedical and Electrotherapeutic Apparatus Manufacturing
- 334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
- 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- 334514 Totalizing Fluid Meter and Counting Device Manufacturing
- 334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
- 334516 Analytical Laboratory Instrument Manufacturing
- 334517 Irradiation Apparatus Manufacturing
- 334519 Other Measuring and Controlling Device Manufacturing
Frequently asked questions
What is NAICS code 334511?
334511 is the 2022 NAICS code for Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing. The Census Bureau's index lists work such as acceleration indicators and systems components, aerospace type, manufacturing, aeronautical systems and instruments manufacturing, aeronautical systems and instruments overhauling, conversion, or rebuilding under it. Federal contracting uses the 2022 codes.
What is the SBA size standard for NAICS 334511?
1,350 employees or fewer. A business at or under that is small for contracts assigned this code. The current SBA table took effect Mar 17, 2023.
Are there government contracts for search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing?
Yes. 75 federal contract opportunities under NAICS 334511 are open on SAM.gov right now. Agencies obligated about $14.1 billion under this code in fiscal year 2026, according to USAspending.gov.
How do I add NAICS code 334511 to my SAM.gov registration?
Update your entity registration on SAM.gov and add the code on the Goods and Services page, in the Assertions section. You can list several NAICS codes and mark one as your primary. Changes are free.
Keep going
- Search other NAICS codes by keyword or company
- How to choose NAICS codes for government contracts
- NAICS codes with the most open federal contracts
FedReady is an independent company, not affiliated with SBA, SAM.gov, the Census Bureau or any government agency. Open-contract counts come from SAM.gov and update daily; spending figures come from USAspending.gov.