Hoover Windtunnel Bagged Upright Self Propelled Vacuum Cleaner OEM Genuine Replacement Part. Nozzle Adjustment Cam. Used in Good Condition. This Vacuum has been discontinued by Hoover. The parts for this type vacuum are sold separately and in Limited Supply. Keep yours running. Taken from Model U6430-900. Compatible Models U6401, 6423, 6425,6429,6430, 6431, 6432, 6433, 6534, 6535, 6436,6437, 6441,6445, 6446,6449,6450,6451,6453, 6455,6456,6458, 6459,6460, 6462, 6470, 6471,6474, 6476, If you need it. I might have it.