упор ударника
firing pin retaining pin
firing point / firing pin
collar stop pin
firing spring stop
arming pin; safety pin
track pin retaining pin
belt-feed pawl pin / belt feed pawl pin
firing pin
impression of firing pin
inertia firing pin
knob of firing pin
firing pin piece of a rifle
firing pin safety
firing pin spring
firing-lever axis pin
firing-pin guide
firing-pin impression
firing-pin rear
fixed firing pin
lug of firing pin
firing-pin lock
firing-pin mechanism
firing position / firing attitude
firing limit / firing cycles limit
antiflapping stop
feed-pawl stop
elevating stop
bellcrank stop screw
bolt stop
bolt-spring stop
breechblock stop lever
breechblock-stop groove