NAICS 336411 — Aircraft Manufacturing 
BEA sector: Aircraft manufacturing
Activity: Aircraft conversions (i.e., major modifications to system)
Activity: Aircraft manufacturing
Activity: Aircraft overhauling
Activity: Aircraft rebuilding (i.e., restoration to original design specifications)
Activity: Autogiros manufacturing
Activity: Blimps (i.e., aircraft) manufacturing
Activity: Developing and producing prototypes for aircraft
Activity: Gliders (i.e., aircraft) manufacturing
Activity: Hang gliders manufacturing
Activity: Helicopters manufacturing
Activity: Target drones, aircraft, manufacturing
Activity: Ultra light aircraft manufacturing