... outer races are tampered,with tampered rollers between races,The tapered roller bearing is mainly used to carry the radically ... be.Such bearing is widely applied to automobile,gearbox,main shaft of machine tool,constructional mechanisms,rolling stock and rolling ... IKO , INA , TIMKEN , KOYO , ZWZ , HRB , LYC , HCH , TMB , WGB …… Tapered Roller BearingSerie Bearings Bore Diameter(mm) 32900 20-400 32000 ...