5/8″-11 18-8 Stainless Steel Coarse Thread Type C Lock Nuts

Description

Diameter: 5/8″
Diameter 2: 1-1/16″
Thickness: 9/16″
Material: Stainless Steel
Driver Type: 15/16″ Wrench
Thread Size: 11 (Coarse)
Hardness: 18-8
Style: Type C
Type: Lock Nut

Box of 5.

A lock nut is a nut that resists loosening under vibrations and torque.