Premier Budget W15 Imperial Locking Tab Washer 2.973x4.109x0.063 inch

Locking Washers / Tab Washers: These are simple, stable and reliable methods of ensuring that lock nuts remain fastened securely. The central tab locates in a key-way in the shaft and the nut is fitted and tightened to the correct torque, the washer will now have one of its tabs aligned with one of the slots around the lock nut, this tab is folded over into the slot. These lock washers are used with lock nuts of the N and AN series.
Benefits: Efficient, secure, inexpensive, removable and often re-usable.