Mil Spec Washer, Flat Washer Type Mil-Spec, Dimensional Standards MS15795, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, For Screw Size #1, Inside Diameter 0.078 in, Outside Diameter 3/16 in, Maximum Thickness 0.025 in, System of Measurement Inch, Minimum Thickness 0.016 in, Inside Diameter Tolerance +/-0.010 in, Material Quality Standards ASTM A380, ASTM A582, Outside Diameter Tolerance +/-0.010 in, Pack Size Small Pack