An pillow block bearing is a bearing unit that combines a rolling bearing with a bearing housing. Most of the outer spherical bearings are made of spherical surfaces and are mounted together with imported bearing housings with spherical inner holes. The structure is diverse, versatile and interchangeable.

At the same time, these pillow block bearings are also designed with a certain degree of self-alignment, easy to install, and have a double-structured sealing device that can work in harsh environments. The bearing housing is typically cast. Commonly used seats are vertical seat (P), square seat (F), boss square seat (FS), boss circular seat (FC), diamond seat (FL), ring seat (C), slider seat, etc. T).