Nominal Size: 3/8"
Inside Diameter: 3/8"
Outside Diameter: 11/16"
Thickness: 3/32"
Material: Steel
Finish: Chrome
Hardness: Grade 8
Style: Medium Split
Type: Lock Washer
Application: Nuts and Bolts
Box of 16.
The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.