The single row four point contact ball slewing rings is composed of two seat rings, which design in compact structure and light weight, steel ball contact with the circular raceway at four points; it can bear the axial force, radial force and the tilting moment at the same time.It can be used for slewing conveyor, welding manipulator, light & medium duty crane, excavator, and other construction machinery.Three types of this kind of slewing bearing:A. Without gear bearingB. External gear bearingC. Internal gear bearingSerial numberBasic modelOutside dimensionsInstallation dimensionsStructure si
Single Row Four Point Contact Ball Slewing Bearing