Fender washers have a larger outer diameter than standard flat washers, distributing load over a wider area and covering oversized holes.
Nominal Size: 5/16"
Inside Diameter: 11/32"
Outside Diameter: 1-5/8"
Thickness: 1/16"
Material: Steel
Finish: Zinc
Hardness: Grade 2
Type: Fender Washer
A thinner washer with a larger outside diameter to increase surface bearing.