Slewing Bearing Is A Kind Of Large Bearing With Special Structure, Which Can Bear Large Axial Load, Radial Load And Overturning Moment At The Same Time. It Has Many Functions, Such As Supporting, Rotating, Driving, Fixing And So On. Generally Speaking, The Slewing Bearing Itself Is Equipped With Installation Holes, Lubricating Oil And Sealing Devices, Which Can Satisfy The Different Needs Of All Kinds Of Main Machines Working Under Different Working Conditions. url:http://www.hnzkmachinery.com