Panel Nut Finish Zinc Plated Material Grade/Class Not Graded Material Steel Thread Size 3/8 In.-32 Hex Width 5/8 in Overall Height 1/2 in System of Measurement Inch Thread Direction Right Hand Application Electrical Switch Mounts Outside Diameter 5/8 in Pack Size Small Pack Rockwell Hardness C32 Ma x Shape Round Surface Texture Knurled Package Quantity 2