Product name: Slotted Nuts/Castle Nuts
Size: M8-M56
Grade: 6, Gr. 2
Material Steel: Steel/35k/45/40Cr/35Crmo
Surface: Plain, Zinc Plated
Norm: DIN935, ANSI/ASME B18.2.2
Slotted nuts are used with threaded threaded bolts and cotter pins to prevent relative rotation of the bolt to the nut