片语
LOWER SUPPORT LOCKING RING NUT下部支座环形锁紧螺母
locking crank nut锁紧螺帽
HANDLE LOCKING RING NUT把手锁紧环螺母
sphere self-locking hexagonal nut球面六角自锁螺母
Self-locking Barrel Nut桶形自锁螺母
locknut防松螺母;自锁螺母
locking g nut锁紧螺母
former self-locking half nut早期自锁对开螺母
Locking Thrust Nut锁紧拉螺母
LOCKING RING NUT锁环