... Bore Size150 - 670 mm Outside Diameter190 - 800 mm Model Number52240 Precision RatingP0,P4,P5,P6 Seals TypeNon seal Number of RowSingle ... load thrust ball bearing 1)ID:150-1600mm 2)High precision,long life 3)20 years manufacture 4)ISO9001:2000 certificate ... ,Single-row thrust ball bearing,Double-row thrust ball bearing,Auto bearing,Ball thrust bearing,Machine tool bearing,Axial contact ball ...