Bearings are components designed to connect machine parts. Bearings trans- mit motion and forces. They are usually mounted on axles 190x400x132 Bearing or shafts and inserted in housings. If a bearing transmits rotary motion, it is called a rotary bearing.

A bearing is a machine element NSK ps2 Bearing which supports another moving machine element (known as journal). It permits a relative motion between the contact surfaces of the members, while carrying the load.