Series Q-Single Row Ball External Gear,caterpillar Slewing Bearing 320

Single Row Four Point Contact Ball Slewing Bearing（Q Series）--External Gear
Characteristic of structure, performance and application
The single row four point contact ball slewing bearing is composed of two seat rings, which design in compact structure and light
weight, steel ball contact with the circular raceway at four point, it can bear the axial force, radial force and the tilting
moment at the same time.
It can be used for slewing conveyer, welding manipulator, light & medium duty crane, excavator, and other construction machiner