Large O.D. Oversized Washer, Flat Washer Type Standard, Dimensional Standards DIN 9021, Material Steel, Material Grade/Class Case Hardened, Finish Zinc Yellow, For Screw Size M7, Inside Diameter 7.62 mm, Outside Diameter 22 mm, Maximum Thickness 2.2 mm, System of Measurement Metric, Minimum Thickness 1.8 mm, Color Yellow, Inside Diameter Tolerance 0.291-0.3, Made in North America Not Made in North America, Manufacturer Location Globally Sourced, Material Quality Standards Not Rated