Pillow block bearing is actually a variant of the deep groove ball bearing,the outer diameter surface is a spherical surface, which can be fitted into the corresponding concave spherical surface of the bearing seat to play the role of centering.

Pollow block bearings mainly used to bear the combined radial and axial load based on the radial load, and it is generally not suitable to bear the axial load alone.

pillow (plummer) block ball bearing unitsare suitable for occasions that require simple equipment and parts, such as agricultural machinery, transportation systems or construction machinery.

ZZ BEARINGS can produce different type of pillow block bearing for you ,normally the bearings are produced with Chrome steel +cast iron ; we also can produce with stainless steel  ,or plastic material ,we also can produce High Temperature Pillow Block Bearings .