1-1/8"-7, THK=1-7/64", A/F=1-13/16" Slotted Heavy Hex Nuts, Hot Formed, Steel, Plain

Also known as castellated nuts.Designed to use a cotter pin that fits through the slots to prevent the nut from loosening.Diameter (Nominal): 1-1/8"Thread Pitch: 7Thickness (Nominal): 1-7/64"Across Flats (Basic): 1-13/16"Product Class: Internally...