Thrust Ball Bearings (51000 Series) Zibo Tenghui Oil & Fat Chemical Co., Ltd. Base Info Model NO.:51000 SeriesRolling Body:Ball BearingsThe Number of Rows:SingleOuter Dimension:Medium and Large(120-190mm)Material:Bearing SteelLoad Direction:Thrust BearingSeparated:Separated Description Pre:Deep Groove Bearings (inch or metric) Next:Double Row Cylindrical Roller Bearings