49 | AIRCRAFT AND SPACE VEHICLE ENGINEERING
|
49.020 | Aircraft and space vehicles in general
|
49.025 | Materials for aerospace construction
|
49.025.01 | Materials for aerospace construction in general
|
49.025.05 | Ferrous alloys in general
|
|
|
49.025.15 | Non-ferrous alloys in general
|
|
|
|
|
49.025.40 | Rubber and plastics
|
|
|
|
|
49.025.99 | Other materials
|
49.030 | Fasteners for aerospace construction
|
49.030.01 | Fasteners in general
|
49.030.10 | Screw threads
|
49.030.20 | Bolts, screws, studs
|
|
|
|
|
49.030.50 | Washers and other locking elements
|
|
|
49.030.99 | Other fasteners
|
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
|
|
|
49.140 | Space systems and operations
|