#8 x 5/32" x 9/32" 18-8 Stainless Steel Split Lock Washers LWSS-084 (100 pcs.)

Diameter: 5/32"
Diameter 2: 9/32"
Thickness: 13/32"
Material: Stainless Steel
Hardness: 18-8
Nominal Size: #8
Style: Medium Split
Type: Lock Washer
Application: Nuts and Bolts

Box of 100.

The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.