Back Home / Fasteners / Washers / FLAT WASHER SAE ZINC #8 FLAT WASHER SAE ZINC #8 SKU: SFW8 Categories: Fasteners, Washers Used to improve stress distribution, and to span large holes. SAE PATTERN. Made from low carbon steel, zinc plated. Outside Diameter: 7/16″ Inside Diameter: 3/16″ Case Quantity: 100 Log In For Pricing