#8 x 5/32" x 1/4" Plain Steel High Collar Lock Washers LWS-189 (100 pcs.)

Diameter: 5/32"
Diameter 2: 1/4"
Thickness: 3/64"
Material: Steel
Finish: Plain
Nominal Size: 5/32" (#8)
Style: High Collar Split
Type: Lock Washer
Application: Confined Areas

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.