INA brand four-point contact ball slewing bearing VLU200544-N

Slewing ring is a kind of large bearing which can bear comprehensive load and can bear large axial, radial load and overturning moment at the same time.slewing bearing are generally equipped with mounting holes, internal or external gears, lubricating oil holes and sealing devices, which can make the design of the main engine compact, easy to guide and easy to maintain.

Turntable bearings in the real industrial application is very extensive, known as: "the machine is mainly should implement the joint", its use is widely used in: crane, rail crane, port cranes, deck cranes, metallurgical cranes, container cranes, excavators, filling machine, and CT machine standing wave therapy apparatus, navigation instrument, radar antenna, tanks and robots, and revolving restaurant, etc.