... year include 0, 2, 3, 5, 6, 7, 8, 9 series.Spherical Roller BearingSeriesBore Diameter(mm)Variant Structure22200CA50-1400K /W33 K/W3322300CA50-1200K ... K/W3324100CA50-1400K /W33 K/W3321300CA50-800K /W33 K/W33It, spherical roller bearing, can be used on mining, metallurgy, paper mill and construction ...