23052EW33 Nachi Spherical Roller Bearing Bronze Cage 260mm x 400mm x 104mm Made in Japan 23052EW33 Nachi Spherical Roller Bearings, Bronze Cage, Made in Japan, the 23052EW33 inner diameter is 260mm, the 23052EW33 outer diameter is 400mm and the 23052EW33 width is 104mm.