Flat Washer, Flat Washer Type Standard, Dimensional Standards ASME B18.22.1, Material Stainless Steel, Material Grade/Class 316, Finish Plain, For Screw Size 7/16 in, Inside Diameter 0.469 in, Outside Diameter 29/32 in, Maximum Thickness 0.047 in, System of Measurement Inch, Minimum Thickness 0.047 in, Color Silver, Inside Diameter Tolerance +.015/-.005, Made in North America No, Maximum Temperature Not Applicable, Minimum Temperature Not Applicable, Outside Diameter Tolerance +.015/-.007