... ,the inner and outer races are tampered,with tampered rollers between races,The tapered roller bearing is mainly used to carry the radically ... , INA , TIMKEN , KOYO , ZWZ , HRB , LYC , HCH , TMB , WGB …… Tapered Roller BearingSerie Bearings Bore Diameter(mm) 32900 20-400 32000 12-400 30200 ... 352900 140-1200 351900 140-1200 351000 70-1200 TIMKEN Tapered Roller Bearing