Jam Nut, 5/16-18, Steel, Grade 5, Zinc Yellow, 3/16 in Ht, 50 PK
2.-18, Hex Width 1/2 in, Hex Height 3/16 in, Dimensional Standards ASME B18.Jam Nut, Hex Type Jam Hex, Finish Zinc Yellow, Material Steel, Material Grade/Class Grade 5, Thread Size 5/16 In.2, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Thread Type Coarse, Package Quantity 50.