Designed to fit Hoover Foldaway upright vacuum cleaners including the Turbo Power 3100 Hoover Fold Away Widepath Bagless Upright U5172900, U5175900 Hoover Foldaway U5161-900, U5162-900, U5163-900 U5163-940, U5164-900 Hoover Foldaway Widepath U5171-900, U5173-900, U5174-900, U5175-900, U5177-900 Hoover Foldaway TurboPOWER U5167-900. Compare to original manufacture #: 40130050, 43615-090, 43615090.