Bucket wheel excavators use  VLU 200744 slewing ball bearing 848 x634x56mm

VLU 200744  slewing bearing is composed of two seat rings. It has compact structure, light weight, and four-point contact between steel ball and arc raceway. It can bear axial force, radial force and overturning moment at the same time. The construction machinery of rotary conveyor, welding manipulator, small and medium-sized crane and excavator can be selected. The outer diameter:848mm,Inner diameter:634mm,Height:56mm, It is the light series bearing structure with internal teeth.