A seated outer spherical bearing is a type of bearing unit that combines an outer spherical bearing with a bearing seat. Most outer spherical bearings have a spherical outer diameter and are installed together with a bearing seat with a spherical inner hole. They have various structural forms, good universality and interchangeability.
At the same time, this type of bearing also has a certain degree of self-aligning design, is easy to install, has a dual structure sealing device, and can work in harsh environments. The bearing seat is generally formed by casting or stamping. The commonly used cast bearing seats include vertical seat (P), narrow vertical seat (PA), high center vertical seat (PH), square seat (F), convex square seat (FS), convex circular seat (FC), diamond seat (FL), annular seat (C), slider seat (T), suspension seat (HA), adjustable diamond seat (FA), and suspension bearing seat (FB); The commonly used stamping bearing seats include circular stamping seat (PF), diamond stamping seat (PFL), triangular stamping seat (PFT), vertical stamping seat (PP), etc.