маховик навідного (установчого) черв'яка
azimuth adjusting knob
azimuth knob
azimuth orienting knob
azimuth setting knob
azimuth worm throwout lever
azimuth-scale index / azimuth scale index
control knob
locking knob
range setting knob
rear sight elevation knob
tuning control knob
focus knob
elevating screw knob
rear-sight elevating knob
rear-sight elevating screw knob
sight elevating knob
control signal knob
windage screw knob
knob of firing pin
elevating knob
windage knob
rear-sight windage screw knob
elevating worm
elevating worm-wheel
winch worm bearing
winch worm brake drum
winch worm brake shoe
winch worm shaft
worm and roller
worm and sector steering device
worm bearing adjustment
worm bearing thrust screw