22317EXW33K Nachi Spherical Roller Bearing Steel Cage : Tapered Bore Made in Japan 22317EXW33K Nachi Spherical Roller Bearing, Steel Cage, Made in Japan, the 22317EXW33K inner diameter is 85mm, the 22317EXW33K outer diameter is 180mm and the 22317EXW33K width is 60mm.