Split Lock Washer Lock Washer Type Split Lock Finish Hot Dipped Galvanized Material Steel For Screw Size 1 1/8 in Inside Diameter 1.129 in Outside Diameter 1.847 in Maximum Thickness 0.281 in Minimum Thickness 0.281 in Dimensional Standards ASME B18.21.1 Material Grade/Class Not Graded Pack Size Small Pack Rockwell Hardness C38 Package Quantity 5