LOCK NUT


Meaning of LOCK NUT in English

Mach.

1. a nut specially constructed to prevent its coming loose, usually having a means of providing extra friction between itself and the screw.

2. Also called jam nut . a thin supplementary nut screwed down upon a regular nut to prevent its loosening. See illus. under nut .

Also, locknut .

[ 1860-65 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .