High quality and hot sale crane slewing bearing, slewing ring bearing   

1)Single, double row of balls 
3)Max dia.of raceway 3550 mm 
4)ISO9001 standard reliable quality 

2. Slewing bearing feature

The single-row four point contact ball slewing drive is composed of two seat-rings. It features compact in design, light in weight ,the balls contact with the circular raceway at four points ,via which the axial forces ,radical forces and tilting moments may be borne simultaneously, it may be used for slewing conveyers, welding operating consoles, light, medium duty cranes, excavators and other engineering machines.

duct show about slewing bearing 

4Available model :

 5.The certification about the slewing bearing