Hex Nut, Hex Type Standard Hex, Finish Zinc Plated, Material Grade/Class Grade 8, Material Steel, Thread Size 1 3/4 In.-5, Hex Width 2 5/8 in, Hex Height 1 1/2 in, Dimensional Standards ASME B18.2.2, System of Measurement Inch, Thread Direction Right Hand, Color Yellow, Pack Size Small Pack, Removable Yes, Rockwell Hardness C26 to C36, Thread Type Coarse