Hex Nut, Hex Type Heavy Hex, Finish Plain, Material Grade/Class 316, Material Stainless Steel, Thread Size 5/8 In.-11, Hex Width 1 1/16 in, Hex Height 39/64 in, Manufacturer Location Globally Sourced, Dimensional Standards ASME B18.2.2, Material Quality Standards ASTM A307A, System of Measurement Inch, Thread Direction Right Hand, Color Silver, Made in North America No, Maximum Temperature 302 Degrees F, Minimum Temperature -58 Degrees F, Minimum Yield Strength 800 N/sq mm, Pack Size Small Pack