ZoroSelect Split Lock Washer Fits Bolt Size 1/2 in Steel Plain Finish 100 PK

ZoroSelect Split Lock Washer Fits Bolt Size 1/2 in Steel Plain Finish 100 PK Split Lock Washer Lock Washer Type Split Lock Finish Black Oxide Material Steel For Screw Size 1/2 in Inside Diameter 0.512 in Outside Diameter 0.733 in Maximum Thickness 0.172 in Minimum Thickness 0.172 in Dimensional Standards ASME B18.21.1 Material Grade/Class Not Graded Pack Size Small Pack Resistance Properties Vibration Resistant Rockwell Hardness C46 System of Measurement Inch Package Quantity 100