The Hillman Group 180069 1 1 1 7 8-14 Castle Nut 10-Pack

Product Description A castle nut is often used in conjunction with a cotter pin. The slots accommodate the cotter pin when used with a drilled shank fastener. The castle and slotted styles are interchangeable dependent on the desired design. From the Manufacturer A castle nut is often used in conjunction with a cotter pin. The slots accommodate the cotter pin when used with a drilled shank fastener. The castle and slotted styles are interchangable dependant on the desired design.