Split Lock Washer, Finish Zinc Plated, Material Steel, For Screw Size #3, Inside Diameter 0.101 in, Outside Diameter 0.209 in, Maximum Thickness 0.031 in, Minimum Thickness 0.031 in, Color Silver, Dimensional Standards ASME B18.21.1, Material Grade/Class Not Graded, Pack Size Small Pack, Rockwell Hardness C38, System of Measurement Inch, Thickness Tolerance +0.006 in, Package Quantity 100