| Naics index | Naics index description |
|---|---|
| 336411 | Blimps (i.e., aircraft) manufacturing |
| 336411 | Developing and producing prototypes for aircraft |
| 336411 | Gliders (i.e., aircraft) manufacturing |
| 336411 | Hang gliders manufacturing |
| 336411 | Helicopters manufacturing |
| 336411 | Target drones, aircraft, manufacturing |
| 336411 | Ultra light aircraft manufacturing |
| 336411 | Unmanned and robotic aircraft manufacturing |
| 336412 | Aircraft engine and engine parts (except carburetors, pistons, piston rings, valves) manufacturing |
| 336412 | Aircraft engine overhauling |