23288EW33 Nachi Spherical Roller Bearing Bronze Cage 440mm x 790mm x 280mm Made in Japan 23288EW33 Nachi Spherical Roller Bearings, Bronze Cage, Made in Japan, the 23288EW33 inner diameter is 440mm, the 23288EW33 outer diameter is 790mm and the 23288EW33 width is 280mm.