single-rotor helicopter

lateral dual rotor system / side-by-side rotor helicopter

single rotor helicopter drone

main-rotor head / main-rotor hub

main-rotor hub / main-rotor head

coaxial-rotor helicopter

tandem-rotor helicopter

side-by-side rotor helicopter

tandem-rotor helicopter (twin rotors mounted longitudinally)

air combat capable helicopter / air-to-air capable helicopter

ambulance helicopter / medical evacuation (MEDEVAC) helicopter

medical evacuation (MEDEVAC) helicopter / ambulance helicopter

single-seat / single seat

brake rotor

tail rotor blade

tilt rotor aircraft

turbine disc / rotor /wheel

idle rotor

inner rotor

aft main rotor

main rotor brake

rotor support damper

anti-torque rotor

anti-torque rotor control

anti-torque rotor hub

articulated rotor

ceramet rotor plate

compressor rotor

main rotor hub

rotor bearing

rotor gear pump

rotor lift

rotor synchronizing shaft