Spherical roller bearing 22218 24018CAK30 23020CA 23020CA/W33 24056CA/W33 1)ISO9000:2008 2)Gcr15,GCr15SiMn,G20Cr2Ni4A 3)best price,high quality,fast delivery 4)Accuracy:P0,P6,P5,P4 SPHERICAL ROLLER BEARING 22218 1)The spherical roller bearing has a center of curvature as identical as the bearing center and boasts the aligning performance,i.e.can aligin automatically in the case of shaft and housing deflection