Nominal Size: #6
Inside Diameter: 5/32"
Outside Diameter: 3/8"
Thickness: 1/32"
Material: Stainless Steel
Hardness: 18-8
Style: USS
Type: Flat Washer
Box of 100.
A flat washer is a thin, usually round, plate with a hole in the middle that is normally used to distribute the load of a threaded fastener. USS flat washers have a large, wider body. SAE flat washers are machined to a tighter specification and have a smaller outside diameter.