What is KM nut?

What is KM nut?

KM Locking Nuts are often referred to as bearing nuts, shaft nuts of withdrawal nuts. They are commonly used in conjunction with suitable tab washers to securely locate bearings and other components onto a shaft. They can also be utilised when mounting taper bore bearings onto shafts.

What is bearing lock nut?

Bearing lock nuts, sometimes called shaft locknuts or bearing retaining nuts, are utilized to secure bearings onto a shaft and is designed to prevent the loosening of components due to vibration and rotation. Bearing locknuts are typically rounded on the outside with keyed slots.

What is check nut?

a secondary nut, screwing down upon the primary nut to secure it. a nut which is screwed up tightly against another nut on the same bolt or screw, in order to prevent accidental unscrewing of the first nut.

What are washers with teeth called?

External use lock washers (also called star washers) have teeth made to bite into the bearing surface.

What is a tab washer?

Tab washers are an additional form of lock washer that features one or more internal or external notches or tabs designed to hold the nut in place in relation to the connecting bolt or stud. Tabs may be bent or engage into keyways or slots in connected surfaces to provide a positive locking surface.

What is the difference between nut and lock nut?

Traditional nuts simply consist of a basic threaded hole, so constant exposure to vibrations can knock them loose from the bolt on which they are placed. Lock nuts protect against loosening, however, by featuring a design that increases the nut’s resistance to vibrations.

How does a bearing lock nut work?

Bearing locknuts, sometimes called shaft lock nuts or shaft nuts, are a machined nut that is often used to locate and retain bearings on a shaft. As the locking screw is tightened, it pushes the threads of the lock nut firmly against the threads of the mating shaft using friction to lock the nut in place.

Why do we use check nuts?

A check nut is used to ensure that a nut, once installed, will stay in place. Check nuts, also called lock nuts, are usually thin and used in instances where there is a high probability of the first nut shaking or vibrating loose.

Are lock nuts good?