23156EW33 Nachi Spherical Roller Bearing Bronze Cage 280mm x 460mm x 146mm Made in Japan 23156EW33 Nachi Spherical Roller Bearings, Bronze Cage, Made in Japan, the 23156EW33 inner diameter is 280mm, the 23156EW33 outer diameter is 460mm and the 23156EW33 width is 146mm.