22217EW33K Nachi Spherical Roller Bearing Bronze Cage : Tapered Bore Made in Japan 22217EW33K Nachi Spherical Roller Bearings, Bronze Cage, the bearing has a tapered inner ring bore (K), Made in Japan, the 22217EW33K inner diameter is 85mm, the 22217EW33K outer diameter is 150mm and the 22217EW33K width is 36mm.