A cylindrical body of either solid or hollow construction which provides the rolling elements in the roller bearing.
needle roller, spherical ends style designator, 66,aisi/sae e50100,e51100 or e52100 fed std single material response overall material document and classification, 0.2498 inches minimum and 0.2500 inches maximum rolling element diameter, 1.4800 inches minimum and 1.5000 inches maximum overall length, steel comp e50100 or steel comp e51100 or steel comp e52100 overall material