10mm-1.25 Zinc Plated Class 8 Steel Fine Thread Castle Nuts

Diameter: 10mm Diameter 2: 19mm Thickness: 12mm Material: Steel Finish: Yellow Zinc Driver Type: #17 Wrench Thread Size: 1.25mm (Fine) Hardness: Class 8 Type: Castle Nut Specifications: DIN 935 A castle nut also known as a slotted nut is a nut with slots (notches) cut into one end. The bolt or axle has one or two holes drilled through its threaded end. The nut is torqued properly and then if the slot isn t aligned with the hole in the fastener the nut is rotated to the nearest slot. The nut is then secured with a cotter pin or safety wire.