slotted nut

The function of slotted nuts is to fix the front and rear axle of the vehicle by fastening through the front and rear axle screw, so that the frame and the tire are fixed together. In order to prevent the nuts from loosening, The cotter pin must be fixed through the slot of the slotted nut, and the cotter pin to fix the slotted nut must pass through the middle of the axle screw, usually both ends of the axle screw need drilling, the diameter of the hole and the slot width and depth of the slotted nut determine the selection of what specifications of the cotter pin, elected to use When the axle screw and cotter pin and slotted nut are more matched, the nut is fixed to the front wheel and frame through the axle screw, the cotter pin through the hole fastener of the axle screw to live the slotted nut, so that the slotted nut does not loose, so that the vehicle is not loose when moving.