... are widely used in industry and known as "the machine joints"Slewing Bearings Characteristics1. Four-point contact ball slewing ... bearings, Offshore crane bearings,Ferris wheel bearings, Excavator bearings, Filling machine bearings, Ship unloaderbearings,Stacker bearings, Robot bearings, Wind turbine ... ring ring bearinglarge slewing bearing slew bearingslew ring 12 meters large crane slew ring bearing