Large O.D. Oversized Washer, Flat Washer Type Oversized, Dimensional Standards ASME B18.21.1, Material Stainless Steel, Material Grade/Class 316, Finish Plain, For Screw Size 3/16 in, Inside Diameter 0.19 in, Outside Diameter 1/2 in, Maximum Thickness 5/64 in, System of Measurement Inch, Minimum Thickness 3/64 in, Material Quality Standards Not Applicable, Pack Size Small Pack, Thickness Tolerance 0.047 in to 0.080 in, Package Quantity 50