23168EW33 Nachi Spherical Roller Bearing Bronze Cage 340mm x 580mm x 190mm Made in Japan 23168EW33 Nachi Spherical Roller Bearings, Bronze Cage, Made in Japan, the 23168EW33 inner diameter is 340mm, the 23168EW33 outer diameter is 580mm and the 23168EW33 width is 190mm.