поршневий палець
bearing piston pin
full-floating piston pin
piston pin boss
arming pin; safety pin
firing pin retaining pin
track pin retaining pin
belt-feed pawl pin / belt feed pawl pin
gas piston
piston
short piston travel
recuperator piston
recuperator-piston rod
recuperator-piston rod nut
replenisher piston head
bottom rib of piston
circumferentially compressible piston ring
compound piston ring
counteracting piston type buffer
distributor piston
U slot of piston
vacuum piston
valve piston
valve-in-piston
varnish on the piston
ejection piston
face of piston ring
hammered piston ring
head of piston
inside beveled piston ring
inverted beveled piston ring
full-skirt piston
piston link