Pillow Block Bearings Pillow blocks, the most commonly used type of mounted units, are designed to provide shaft support where the mounting surface is parallel to the shaft axis. A Pillow Block Bearing is a mounted anti-friction bearing that is contained within a solid cast iron, ductile iron or cast steel housing unit. Also referred to as a housed bearing unit, meaning they are self-contained, greased, sealed and ready for installation on the equipment. Pillow Block bearings are typically bolted to a surface.

Pillow Block Roller Bearing Unit - 2.4375 in Bore Dia., Two-Bolt Base, Solid Pillow Block, Cast Iron Material, Non-Expansion Bearing (Fixed) Delivery time estimates are based on real-time product availability and standard ground shipping. Product inventory is reserved during Checkout.The housing of pillow-block bearings is almost always metal, such as cast iron, and its base usually has two to four bolt holes to secure the unit to a mounting surface. The housing can be one- or two-piece, depending on the need to access the bearing.