SBF-cylindrical roller clutch and ball bearing assembly are composed of roller clutch and deep groove ball bearing. It has the advantages of accurate positioning, small starting torque, small vibration, low noise and flexible rotation during overrunning, reliable locking and large torque transmission during reverse rotation. The cylindrical roller clutch and ball bearing assembly is a kind of combined bearing specially developed for the main engine such as the full-automatic washing machine. It is also suitable for the converter and check device with high torque transmission.