Represents a generic suffix for the bearing pair CB, where c represents the clearance, and b indicates clearance values of the sizes. Clearance smaller or larger bearings can also be supplied (suffix-CA and CC respectively). If the preload of bearings, light preload, moderate preload and heavy preload identified separately by the suffix-GA, GB, GC (g for negative clearance or preload). Order for General matched bearing such as: 7206BTNCB, you must specify the required number of single bearing.