NAICS 336412: Aircraft Engine and Engine Parts Manufacturing
Aircraft Engine and Engine Parts Manufacturing is NAICS code 336412. A business is small under it with 1,500 employees or fewer. 227 federal contracts are open on SAM.gov under this code right now.
- SBA size standard
- 1,500 employees or fewer
- Open contracts now
- 227
- Federal spending, FY2025
- $12 billion
- Share won by small businesses
- 1%
- Small businesses registered
- 938
Open federal contracts for aircraft engine and engine parts manufacturing
Most open notices under this code are Defense supply orders for specific parts, usually limited to approved sources.
- Support, Fan Componet
Due in 18 hr leftOct 4, 2026
- BLADE SET,FAN,AIRCR, IN REPAIR/MODIFICATION OF
✦ NAVSUP Weapon Systems Support (Navy) wants a contractor to repair/overhaul an aircraft fan blade set (part 340-161-304-0, NSN 7RH2840016578391F7) under solicitation N0038326RSB76.
Due in 1 dayOct 5, 2026
- 2945-01-050-5726, SUPPORT, FILTER ELEMENT,FLUID/05F, C/KC-135 STRATOLIFTER AIRCRAFT
✦ The Defense Logistics Agency (DLA Aviation) plans to award an Indefinite Quantity Contract for a fluid filter element (NSN 2945-01-050-5726) used on C/KC-135 Stratolifter…
Due in 1 dayOct 5, 2026
- N0038326PR0R784_FMS Repair
Due in 1 dayOct 6, 2026
- SEAL ASSEMBLY
Due in 2 daysOct 6, 2026
- Noun: LINER AND BEARING A NSN:2840009860444 P/N:2-080-120-01
Due in 2 daysOct 6, 2026
What NAICS 336412 covers
The Census Bureau's NAICS index lists these kinds of work under 336412:
- Aircraft engine and engine parts (except carburetors, pistons, piston rings, valves) manufacturing
- Aircraft engine overhauling
- Aircraft engine rebuilding
- Aircraft turbines manufacturing
- Developing and producing prototypes for aircraft engines and engine parts
- Engines and engine parts, aircraft (except carburetors, pistons, piston rings, valves), manufacturing
- Gas turbines, aircraft, manufacturing
- Gasoline engine parts (except carburetors, pistons, piston rings, valves), aircraft, manufacturing
- Gasoline engines, aircraft, manufacturing
- Internal combustion engines, aircraft, manufacturing
- Jet propulsion and internal combustion engines and parts, aircraft, manufacturing
- Rocket engines, aircraft, manufacturing
Read the full definition, including what's excluded, on census.gov.
SBA size standard for 336412
To count as a small business for a contract assigned NAICS 336412, your business must have 1,500 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 aircraft engine and engine parts manufacturing
Agencies that awarded the most under NAICS 336412 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Department of the Navy | $19 billion |
| Department of the Air Force | $5.1 billion |
| Defense Logistics Agency | $3.1 billion |
| Department of the Army | $2.6 billion |
| U.S. Coast Guard | $159.9 million |
| National Oceanic and Atmospheric Administration | $7.5 million |
| Federal Bureau of Investigation | $6.5 million |
| National Aeronautics and Space Administration | $4.1 million |
Open notices right now come from Dept of Defense (253) and Department of Homeland Security (1).
Set-asides on open 336412 contracts
- No set-aside (full and open): 244
- Total small business set-aside: 15
Not sure which set-asides you qualify for? Try the free SBA certification screener, or read set-aside contracts, explained.
Your competition
938 businesses with active SAM.gov registrations are rated small under NAICS 336412, most of them in Florida (130), California (120), Texas (85), Ohio (45) and Virginia (38). Look any of them up with the free CAGE code and UEI lookup.
Federal spending under 336412 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $8.4 billion |
| FY2025 | $12 billion |
| FY2026 | $9.6 billion |
| FY2027 (so far) | $0 |
Source: USAspending.gov, all contract awards with this NAICS code. Fiscal years start October 1.
Related NAICS codes
- 336411 Aircraft Manufacturing
- 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing
- 336414 Guided Missile and Space Vehicle Manufacturing
- 336415 Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
- 336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
Frequently asked questions
What is NAICS code 336412?
336412 is the 2022 NAICS code for Aircraft Engine and Engine Parts Manufacturing. The Census Bureau's index lists work such as aircraft engine and engine parts (except carburetors, pistons, piston rings, valves) manufacturing, aircraft engine overhauling, aircraft engine rebuilding under it. Federal contracting uses the 2022 codes.
What is the SBA size standard for NAICS 336412?
1,500 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 aircraft engine and engine parts manufacturing?
Yes. 227 federal contract opportunities under NAICS 336412 are open on SAM.gov right now. Agencies obligated about $12 billion under this code in fiscal year 2025, according to USAspending.gov.
How do I add NAICS code 336412 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.