2-Piece Wedge Lock Nut, 1/2"-13, Steel, Grade 8, Zinc Plated, 50 PK, Disc-Lock, Mfr#: NSC 205-01-565

Lock Nut, Finish Zinc-Coated, Hex Type 2-Piece Wedge, Hex Width 3/4 in, Lock Type 2-Piece Wedge, Material Steel, Material Grade/Class Grade 8, Pack Size Small Pack, Rockwell Hardness HRC30-34, System of Measurement Inch, Thread Direction Right Hand, Thread Size 1/2 In.-13, Package Quantity 50