... 80mm diameter to 2000mm outside diameter of the nine types, precision grades 4, more than 200 ... hand in hand, create brilliant. Product Characteristics Deep groove ball bearings from the four basic components, ... 16'. Product Classification At present, production DWCF Deep Groove Ball Bearings can be divided into the ... (CN), C3, C4 and C5 level of internal space, all in line with the GB4604. Value of ...