Jam Nut Hex Type Jam Hex Finish Zinc Plated Material Steel Material Grade/Class Grade A Thread Size 3/8 In.-16 Hex Width 9/16 in Hex Height 7/32 in Manufacturer Location Globally Sourced Dimensional Standards ASME B18.2.2 System of Measurement Inch Thread Direction Right Hand Pack Size Small Pack Rockwell Hardness C32 Thread Type Coarse Package Quantity 100