... structures,classifies shperical plain bearings as radialinward spherical plain bearings, angular-contact sphericalplain bearings, sperical plain bearings,spherical plain thrust bearings and rod-end spherical plain berings.1)Material ... : Gcr15, Gcr15Simn,G20Cr2Ni4A,Gr18Mo2)Cage:zcuzn40p62, Cast iron .milling.3)Grade:P0.P5.P64)Size:100mm~1500mm Spherical Plain ...