The single-row four-point contact ball slewing bearing is composed of 2 seat-rings with compact structure. It is light and the balls contact with the circular race at four points. It can be used for the rotary conveyers, welding manipulators, light and medium duty cranes, excavators and other construction machineries.

Feature:

It included two seat rings
Compact structures, light.

Application: It can be used for the rotary conveyers, welding manipulators, light and medium duty cranes, excavators and other construction machineries.