Flat Washer, Flat Washer Type Standard, Dimensional Standards AMPG 2001 FL.04, Material Phenolic Resin, For Screw Size #6, Inside Diameter 0.156 in, Outside Diameter 1/2 in, Maximum Thickness 1/16 in, System of Measurement Inch, Minimum Thickness 1/16 in, Color Tan, Inside Diameter Tolerance +/-0.010 in, Material Quality Standards Not Applicable, Outside Diameter Tolerance +/-0.010 in, Pack Size Small Pack, Thickness Tolerance +0.005/-0.004 in, Package Quantity 5