гвинт спускного клапана
wheel cylinder bleeder screw
bleeder
high-speed bleeder
valve-adjusting screw
check valve / non-return valve
non-return valve / check valve
breech screw
screw breechblock
cap retaining pin screw
bipod body wing screw
deflector clamp screw
lever damp screw
Venturi lock screw
elevating screw joint pin nut
elevating screw knob
elevating screw mechanism
elevating screw tube
lower elevating screw
rear-sight elevating screw knob
screw elevating mechanism
adjustable screw wrench
automatic cocking lever plunger spring screw
barrel-catch screw
bellcrank stop screw
belt adjuster screw
binder screw
breech-screw carrier
butt plate screw
butt tang screw
butterfly screw
clamp ring positioning screw
clutch pedal stop screw