Lock Nut, Finish NL-19, Material Stainless Steel, Material Grade/Class 18-8, Thread Size #6-32, Hex Width 5/16 in, Hex Height 3/16 in, Lock Type Nylon Insert, Dimensional Standards ASME B18.16.6, Material Quality Standards ASTM A563, System of Measurement Inch, Hex Type Jam Hex, Thread Direction Right Hand, Insert Material Nylon, Maximum Temperature 480 Degrees F, Pack Size Small Pack, Package Quantity 50