замок клапанної пружини
valve retainer
wheel lock pistol (wheellock / wheel-lock)
infrared lock (IR Lock)
bolt-sleeve lock spring
buffer-body spring lock
lock end of spring
arm retainer
bearing retainer ring
bearing retainer washer
housing pin retainer
blade retainer
grease retainer remover
camp retainer
valve seat lock
belt feed pawl spring / belt-feed pawl spring
belt feed lever pivot spring / belt-feed lever pivot spring
valve spring compressor
valve spring cup
valve spring lifter
valve spring washer
valve spring
check valve / non-return valve
non-return valve / check valve
barrel lock lever
hydraulic lock
lock and load
lock washer
lock-on (by an interceptor)
percussion lock
tail-wheel lock
Saline Lock
combat lock