Product Details: Mounted Bearing Unit 1. Pillow Block consist of the insert ball bearing and house, the inster bearing is the deep groove ball bearings with wide inner rings, it insert in housing work as an unit bearings. The housing are mainly casting or pressed steel. The bearing unit are compact in design with perfect sealing devices, they can align with easy during operation and can be conveniently mounted or dismounted. When mounted in appropriate housings to form housed bearing units, they are able to compensate for initial errors of alignment.