Spherical roller bearings are rolling-element bearings designed to handle high radial and axial loads. They have a unique design that allows them to accommodate misalignment between the shaft and housing. This misalignment can be caused by a variety of factors, such as shaft deflection or thermal expansion of the shaft or housing.

The bearing consists of an inner ring, an outer ring, and a set of spherical rollers that are arranged between the inner and outer rings. The rollers have a spherical shape, which allows them to rotate around a central point and accommodate misalignment.

The outer ring of the bearing has a spherical shape, which allows it to self-align with the housing. This self-alignment feature helps to reduce stress and wear on the bearing and prolong its service life.

Spherical roller bearings are commonly used in heavy-duty industrial applications, such as in the mining, construction, and paper industries. They are also used in automotive applications, such as in wheel hubs and transmissions.

One of the advantages of spherical roller bearings is their ability to handle high radial and axial loads. They are also designed to be durable and long-lasting, with materials such as chrome steel or ceramic being commonly used.

In summary, spherical roller bearings are versatile and durable types of bearings that are designed to handle high radial and axial loads. They have a unique design that allows them to accommodate misalignment, making them suitable for use in a wide range of applications. They are known for their ability to withstand heavy loads and are relatively easy to install and maintain.