ground airport equipment [1]
Equipment and materials for preparing an aircraft for its next flight; this includes cleaning, performing checks, refueling and boarding.
air start unit 
Vehicle that is equipped with an air compressor driven by a gas turbine; it pumps air into the aircraft’s jet engines to start them.
jet refueler 
Truck that pumps fuel from underground tanks into the aircraft’s tanks.
tow bar 
Device that connects the tow tractor to the aircraft’s front landing gear.
tow tractor 
Very heavy vehicle that pulls or pushes an aircraft onto the maneuvering area or the parking area.