Fits Hoover upright vacuum cleaner models: Convertible, Decade 800, Decade 80 models with top fill bags and Hoover models Concept 1, Concept 2, PowerMax, Elite, Legacy, Encore, and Runabout, Futura, Soft & Light, Preferred, Supremacy, Spectrum, Spirit, Sprint, Innovation, Tempo, RS, Constellation, Turbopower (1500, 2000, 2200, 3000, 3200, 4000, 4200 series) Hoover part numbers 4010001A, Type A