Frigidaire: WFCB, WF1CB, WSF-1, NGRG-2000, RF-100, RG-100, 218710902, 218732306, 218717805, 218907800, 240389101, 240389102, 240394501. Kenmore: 469910, 4609910000, 9910, 9910P. 4 Aqua Crest refrigerator water filters still shrink wrapped.