Pillow block bearing
（重定向自Pillow block）
![An early pillow-block with a whitemetal plain bearing](/Images/godic/202502/02/Pillow-block-bearing2419.jpg")
A pillow block, also known as a plummer block or bearing housing, is a pedestal used to provide support for a rotating shaft with the help of compatible bearings & various accessories. Housing material for a pillow block is typically made of cast iron or cast steel.