Tag Archives: metric kep nuts

The Evolution & Use of Metric Kep Nuts

Some things have been around so long that it’s easy to forget that there was a time they didn’t exist. These items fill their need so easily and so completely that we can’t imagine a time when people had to get by using other means. One of these items is the “kep” nut. This nut has been around for nearly a century, and many assemblers couldn’t imagine life without it.

metric kep nutsA Little History
The kep nut was invented in 1923 by Shakeproof Screw and Nut Lock Company. The “kep” in kep-nut comes from the name Sha(kep)roof. Now owned by Illinois Tool Works (ITW), the kep nut revolutionized manufacturing and assembly just as assembly lines were taking off. Continue reading