49 : Aircraft and space vehicle engineering

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

49.140

Space systems and operations