Aircraft fuselage
Aircraft wings
What are the wing types of an airplane?
Empennage of an aircraft
Aircraft landing gear
Aircraft powerplant
Other major aircraft components
Nose wheel steering system
Ram Air Turbine Pump
Engine-Driven Pump
Trailing Edge Flap Driven Motor
Emergency Passenger Door Actuator
Stabilizer Trim Motor
Hydraulic Motor-Driven Generator 
HMDG
Alternated Current Motor Pump
Leading Edge Slat Drive Motor
Power Transfer Unit
PTU