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needle-roller-bearing

Needle Roller Bearing

A needle roller bearing is a bearing which uses small cylindrical rollers. The difference between a needle roller bearing and roller bearing is the ratio of the diameter and length of rollers. Sometimes, it is also called the needle roller bearing when the diameter’s ratio and the length of roller of a roller bearing is between the intervals of 0.1 and 0.4. They also aid in reducing the friction of a rotating surface.

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