22234EW33 Nachi Spherical Roller Bearing Bronze Cage 170mm x 310mm x 86mm Made in Japan 22234EW33 Nachi Spherical Roller Bearings, Bronze Cage, Made in Japan, the 22234EW33 inner diameter is 170mm, the 22234EW33 outer diameter is 310mm and the 22234EW33 width is 86mm.