Pillow Block Bearings
Pillow block bearings, sometimes referred to as plummer block bearings, are mounted bearings that are used to provide load support for a rotating shaft. Their mounting surface is on a plane parallel and offset to the axis of the shaft. Mounting holes or slots in the base or feet of pillow block bearings permit adjustment and easy mounting.
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. The bolt holes are usually slotted for adjustment during mounting. Pillow blocks are supplied in a variety of configurations.Pillow block bearings are a typical style of bearing. These bearings are composed of a self-aligning ball bearing (the commonly used type) and plummer block. They can be attached to a shaft by fastening a ball retaining screw.
![2.756 Inch | 70 Millimeter x 3.62 Inch | 91.948 Millimeter x 3.252 Inch | 82.6 Millimeter QM INDUSTRIES QMPL15J070SEM Pillow Block Bearings](https://m.textpatternsolutions.com/uploaded_images/d61586-2-756-inch-70-millimeter-x-3-62-inch-91-948-millimeter-x-3-252-inch-82-6-millimeter-qm-industries-qmpl15j070sem-pillow-block-bearings.jpg)
![1.772 Inch | 45 Millimeter x 2.882 Inch | 73.2 Millimeter x 2.252 Inch | 57.2 Millimeter QM INDUSTRIES QAP09A045SEB Pillow Block Bearings](https://m.textpatternsolutions.com/uploaded_images/d61589-1-772-inch-45-millimeter-x-2-882-inch-73-2-millimeter-x-2-252-inch-57-2-millimeter-qm-industries-qap09a045seb-pillow-block-bearings.jpg)
![3.937 Inch | 100 Millimeter x 4.13 Inch | 104.902 Millimeter x 4.937 Inch | 125.41 Millimeter QM INDUSTRIES TAPH22K100SEO Pillow Block Bearings](https://m.textpatternsolutions.com/uploaded_images/d61586-3-937-inch-100-millimeter-x-4-13-inch-104-902-millimeter-x-4-937-inch-125-41-millimeter-qm-industries-taph22k100seo-pillow-block-bearings.jpg)
![1.575 Inch | 40 Millimeter x 2.874 Inch | 73 Millimeter x 2.362 Inch | 60 Millimeter QM INDUSTRIES QASN09A040SEB Pillow Block Bearings](https://m.textpatternsolutions.com/uploaded_images/d61584-1-575-inch-40-millimeter-x-2-874-inch-73-millimeter-x-2-362-inch-60-millimeter-qm-industries-qasn09a040seb-pillow-block-bearings.jpg)