Hoover Nozzle Adjustment Cam 38563007. 

Fits Hoover Models: U5395-900, U5421RM, U5433-900, U5445-900, U5465-900, U5465-960, U5458-900, U5462-900, U5460-900, U5468-900. 

Manufacturer Part No.: 38563007    

H-38563007