KM Series Lock Nuts
Lock (Tab) Nuts are simple, dependable and efficient elements for fastening bearings etc on shafts when used with locknuts in the KM series.
They can also be re-used. They feature a fine rate thread and grooves around the periphery.
One of the tabs on the washer is folded into the slot in the slot of the lock nut for secure positioning, with the tab on the washer located in a groove in the shaft diameter.