Nominal Size: 3/8"
Inside Diameter: 3/8"
Outside Diameter: 45/64"
Thickness: 5/64"
Material: Stainless Steel
Hardness: 18-8
Style: External Tooth
Type: Lock Washer
Application: Round|pan|or binding head
Diameter 3: 33/64"
Box of 12.
The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.
