Lock Nut, Color Yellow, Dimensional Standards ASME B18.16.6, Finish Zinc Yellow, Hex Height 7/16 in, Hex Type Standard Hex Top Lock, Hex Width 1 5/16 in, Insert Material Steel, Lock Type Top Lock Distorted Thread, Made in North America No, Manufacturer Location Globally Sourced, Material Steel, Material Grade/Class Grade C, Material Quality Standards IFI 100/107, SAE J995, Maximum Temperature 500 Degrees F, Minimum Temperature -20 Degrees F, Pack Size Small Pack, REACH Compliant No