Split Lock Washer, Lock Washer Type Split Lock, Finish NL-19, Material Stainless Steel, For Screw Size #8, Inside Diameter 1.67 in, Outside Diameter 0.293 in, Maximum Thickness 0.04 in, Minimum Thickness 0.04 in, Color Silver, Dimensional Standards ANSI B18.21.1, Material Grade/Class 316, Pack Size Small Pack, Rockwell Hardness C35, System of Measurement Inch, Thickness Tolerance +/-0.005 in, Package Quantity 100