Royal Vacuum Cleaner GE, PD, Cadillac, Westinghouse Belt 2 Pk Part #1044260001 Royal Upright Vacuum Cleaner GE, PD, Cadillac, Westinghouse,597 POWER NOZZLE Flat Belts 2 Pk Genuine Part # 1044260001 Replace your belts every 3 to 6 months.