Back Home / Fasteners / Washers / FLAT WASHER SAE ZINC 7/8″ FLAT WASHER SAE ZINC 7/8″ SKU: SFW78 Categories: Fasteners, Washers Used to improve stress distribution, and to span large holes. SAE PATTERN. Made from low carbon steel, zinc plated. Outside Diameter: 1-3/4″ Inside Diameter: 15/16″ Case Quantity: 25 Log In For Pricing