Flat Washer, Flat Washer Type Standard, Dimensional Standards ASME B18.22.1, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, For Screw Size 5/8 in, Inside Diameter 0.688 in, Outside Diameter 1 3/4 in, Maximum Thickness 7/64 in, System of Measurement Inch, Minimum Thickness 7/64 in, Pack Size Small Pack, Package Quantity 25