Locknut, Deform, Rvrsble, 1/2-20, PK50

Hex Locknut, Deformed Thread, Reversible, Steel, Finish Yellow Zinc, Waxed, Grade 2, Thread Size 1/2-20, Thread Type UNF, Thread Direction Right Hand, Width 3/4 In, Height 7/16 In, Rockwell Hardness C28 Max, Reduces or Eliminates Nut Backoff, Package Quantity 50