розгалужено-вузлова транспортна система
direct and overdrive clutch hub
hub assembly
portal hub
clutch disk hub
idler wheel hub cap
worm-wheel hub
fan hub clutch
hub brake
hub disk
hub guard
hub stud
anti-torque rotor hub
hub-tip ratio
main rotor hub
split wheel hub
wheel hub
wheel hub integral flange
main-rotor head / main-rotor hub
main-rotor hub / main-rotor head
rotor hub
tail rotor hub
hub
key rail hub
fire extinguishing system sprinkler system and fire alarm system
attitude-and-heading reference system / attitude and heading reference system (AHRS)
observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)
Space System for Tracking Ships and Aircraft in Distress – Search and Rescue Satellite (COSPAS-SARSAT)
merchant ship communication system (mercomm system)
multiple launch rocket system (MLRS); multiple rocket launcher system
Air Force weapons system / AF weapon system
selective calling system, SELCAL system
Unmanned Aerial System / Uncrewed Aircraf System (UAS)