Hex Nut Hex Type Standard Hex Finish Zinc Plated Material Grade/Class Grade 8 Material Steel Thread Size 3/8 In.-24 Hex Width 9/16 in Hex Height 21/64 in Manufacturer Location Globally Sourced Dimensional Standards ASME B18.2.2 Material Quality Standards SAE J995 System of Measurement Inch Thread Direction Right Hand Color Silver Made in North America No Maximum Temperature 500 Degrees F Minimum Temperature -20 Degrees F Minimum Yield Strength Not Applicable