Angular contact ball bearings 71900 C Single row or double row four contact angles degrees are available:15, 25, 30, 40 Angular ocntact ... *22mm*6mmSeries with contact angle 15º71900 C series, 7000 C series, 7200 Cseries, 7300 C series etc. Series with contact angle 25º71900 AC ... series, 7200 AC series, 7300 AC series etc. Series with contact angle 40º7200 B series, 7300 B series etc. We ...