Back Home / Fasteners / Washers / LOCK WASHER SPLIT USS ZINC 3/4″ GR 5 LOCK WASHER SPLIT USS ZINC 3/4″ GR 5 SKU: LW34 Categories: Fasteners, Washers A coiled, hardened split circular washer with a slightly trapezoidal wire section. Applies greater bolt tension per unit of applied torque. Provides a hardened bearing surface and more uniform load distribution. Steel, zinc plated. Resists loosening caused by vibration and corrosion. Designed for use with grade 5 bolts. Rockwell Hardness: C38-46 Inside Diameter: Min .753 Max .766 Outside Diameter: 1.265 Case Quantity: 25 Log In For Pricing