ZORO SELECT U12120.031.0001 Top Lock Distorted Thread Lock Nut, 5/16"-18,

California Proposition 65: This product contains a chemical known to the State of California to cause cancer.
California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Lock Nut, Finish Phosphate and Oil, Material Steel, Material Grade/Class Grade G, Thread Size 5/16 In. -18, Hex Width 1/2 in, Hex Height 11/64 in, Lock Type Top Lock Distorted Thread, Dimensional Standards ASME B 18.16. 6, Material Quality Standards IFI-100/107, System of Measurement Inch, Hex Type Flange Hex, Thread Direction Right Hand, Color Black, Insert Material Steel, Made in North America No, Manufacturer Location Globally Sourced, Maximum Temperature 500 Degrees F. This item has been restricted from sale in the following state (s): []