Flat Washer, Flat Washer Type SAE, Dimensional Standards ASME B18.22.1, Material Steel, Material Grade/Class Grade 2, Finish Zinc Plated, For Screw Size #8, Inside Diameter 0.188 in, Outside Diameter 3/8 in, Maximum Thickness 0.047 in, System of Measurement Inch, Minimum Thickness 0.047 in, Pack Size Small Pack, Package Quantity 100