23224EX1W33 Nachi Spherical Roller Bearing Steel Cage Made in Japan 23224EX1W33 Nachi Spherical Roller Bearing, Steel Cage, Made in Japan, the 23224EX1W33 inner diameter is 120mm, the 23224EX1W33 outer diameter is 215mm and the 23224EX1W33 width is 76mm.