Flat Washer, Flat Washer Type Standard, Dimensional Standards DIN 125-1A, Material Stainless Steel, Material Grade/Class 316, Finish Plain, For Screw Size M8, Inside Diameter 8.62 mm, Outside Diameter 16 mm, Maximum Thickness 1.8 mm, System of Measurement Metric, Minimum Thickness 1.6 mm, Color Silver, Inside Diameter Tolerance +0.22 mm ;, Made in North America Not Made in North America, Manufacturer Location Globally Sourced, Maximum Temperature 302 Degrees F, Minimum Temperature -58 Degrees F