49 AIRCRAFT AND SPACE VEHICLE ENGINEERING

#	Name
49.020	Aircraft and space vehicles in general
49.025	Materials for aerospace construction
49.030	Fasteners for aerospace construction
49.035	Components for aerospace construction
49.040	Coatings and related processes used in aerospace industry
49.045	Structure and structure elements
49.050	Aerospace engines and propulsion systems
49.060	Aerospace electric equipment and systems
49.080	Aerospace fluid systems and components
49.090	On-board equipment and instruments
49.095	Passenger and cabin equipment
49.100	Ground service and maintenance equipment
49.120	Cargo equipment *Air mode containers, pallets and nets, see 55.180.30
49.140	Space systems and operations