Lock Nut Finish Zinc Plated Material Steel Material Grade/Class Grade A Thread Size 3/4 In.-10 Hex Width 1 1/8 in Hex Height 43/64 in Lock Type Serrated Dimensional Standards ASME B18.16.4 System of Measurement Inch Hex Type Flange Hex Thread Direction Right Hand Flange Diameter 1.5 in Pack Size Small Pack Package Quantity 10