SAE Washer Flat Washer Type SAE Dimensional Standards ASME B18.22.1 Material Steel Material Grade/Class Grade 2 Finish Black Oxide For Screw Size #5 Inside Diameter 0.125 in Outside Diameter 5/16 in Maximum Thickness 0.032 in System of Measurement Inch Minimum Thickness 0.032 in Pack Size Small Pack RoHS Compliant No Thickness Tolerance +0.008/-0.007 in Package Quantity 100