розпірна труба черв'ячного вала
winch worm shaft
propeller shaft (drive shaft)
hollow shaft (of lower coaxial shaft)
heat shield spacer
bead spacer
bearing inner spacer
bearing spacer
spacer leg
A tube / A-tube
transmitting-receiving tube (TR tube)
elevating worm
elevating worm-wheel
azimuth adjusting worm knob
azimuth worm throwout lever
winch worm bearing
winch worm brake drum
winch worm brake shoe
worm and roller
worm and sector steering device
worm bearing adjustment
worm bearing thrust screw
worm brake cone
worm brake cup
worm release lever
worm reverse gear
worm-wheel hub
double enveloping worm gear
double thread worm
undertype worm gear
Hindley worm
worm gear
worm one's way forward