Back Home / Fasteners / Washers / FLAT WASHER METRIC ZINC M5 CL10 FLAT WASHER METRIC ZINC M5 CL10 SKU: XFW5M10 Categories: Fasteners, Washers Used to improve stress distribution, and to span large holes. For use with class 8.8 and 10.9 screws and studs. Steel, zinc plated. Inside Diameter: Min 5.3 Max 5.48 Outside Diameter: Min 9.64 Max 10 Case Quantity: 100 Log In For Pricing