castellated nut
noun
a tall lock nut, having on its outer face radial slits allowing for insertion of a cotter pin or wire in both the nut and a hole in its bolt, so as to prevent the nut from coming loose.
Also called
castle nut.
Origin of castellated nut
First recorded in 1900–05
Words nearby castellated nut
castellanos,
castellanus,
castellany,
castellated,
castellated beam,
castellated nut,
castellatus,
castellum,
castellón de la plana,
castelnuovo-tedesco,
castelo branco