excavator slewing ring bearing 1.Diameter from 200mm to 4500mm 2.Annual production:50000pcs 3.More than 20 years experience
Excavator slewing ring bearing
Single-row four points contact ball slewing bearing is composed of two seats and features compact in design and light in weight. Steel balls contact with the circular raceway at four points, via which, the bearing is able to bear axial force, radial force and overturning moment simultaneously. It can be used for rotary conveyor, welding operation machine, small and medium-sized crane, excavator, and other engineering machinery
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Single-row ball slewing ring bearing
