barrel plunger spring

нижня поворотна пружина

barrel-latch plunger

automatic cocking lever plunger spring screw

barrel assembly (barrel group)

automatic heavy barrel rifle / heavy barrel automatic rifle

barrel locking spring

belt feed pawl spring / belt-feed pawl spring

belt feed lever pivot spring / belt-feed lever pivot spring

contact plunger

control plunger (of recoil system)

control plunger

valve plunger guide

vertical plunger priming fuel lift pump

eccentric shaft plunger

recoil system control plunger

axis of the barrel

barrel bore wear level

barrel extension

barrel lock lever

hand-held under-barrel grenade launcher

length of barrel

open barrel sight