6000, 6200, 6300, 6400 series Ball bearings are the most common type ... , honed raceways, resulting in a perfectly balance bearing. 3.6300 Series - Medium Ball Bearings This series is similar to the ... , 6212, 6213, 6214, 6215, 6216, 6217, 6218, 6220, 6224, 6300, 6301, 6302, 6303, 6304, 6305, 6306, 6307, 6308, 6309, 6310 ... /850, 618/1000F1, 618/1180F1, 618/1240X1 6000, 6200, 6300, 6400 series Ball bearings