Hex Nut, Hex Type Heavy Hex, Finish Black Oxide, Material Grade/Class Grade 2H, Material Steel, Thread Size 3 In. -8, Manufacturer Location Globally Sourced, Material Quality Standards ASTM A194, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Rockwell Hardness B55 to C32, Thread Type Coarse, Package Quantity 4. This item has been restricted from sale in the following state (s): []