split pin


noun

a metal pin made by bending double a wire, often of hemispherical section, so that it can be passed through a hole in a nut, shaft, etc, to secure another part by bending back the ends of the wire

Example sentences from the Web for split pin

  • The steel bolt holding the main-stay cable and secured by a split-pin could not be found.

    The White Lie |William Le Queux