"Fasteners & Supplies for Automotive, Industry and Transportation"
SAE Flat Washers
SAE Flat Washers fit tighter on a Bolt or a Screw than a USS Flat Washer, as they have a smaller I.D. (Internal Diameter). The O.D. (Outer Diameter) of a SAE Washer is also smaller than that of a USS Flat Washer.
