Grade 8 Coarse Thread 1/2"-13 Stover Hex Lock Nuts Silver Zinc Plated
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Description
Stover lock nuts are one piece, all-metal prevailing torque hex nuts with a conical top and a flat bottom bearing surface with chamfered corners. The locking action, created by distortion of their top threads, is said to be capable of withstanding severe off-road vibration and shock loads.