a professional manufacturer of slewing bearings,extra large bearings,non-standard slewing bearings and wind power slewing bearings,rolling mill slewing bearings and etc.We can offer such series of slewing bearings with diamaters from 100mm to 22000mm and accuracy class of P0.P6 and P5.Wehave achieved ISO:9001:2008 Certification and began to export large turntable bearings in 2003,which are feavoured by our customers. Bearing Series Four-point Contact Ball Slewing Bearing Cross Roller Slewing Bearing Three-Row Roller Slewing Bearing Material 50Mn,42CrMo Outside Diamater 100mm-10000mm Brand Name LYJW Gear Type Internal Gear,External Gear And No Gear Rolling Element Ball or Roller Certificate ISO9001:2008,ABS,DNV,BV