Air Filter replaces Homelite 901652001. Fits Homelite chain saw models UT10540, UT40542, UT10544, UT10546, UT10548, UT10549, UT10560, UT10562, UT10564, UT10566, UT10568, UT10569, UT10580, UT10582, UT10584, UT10586, UT10588, UT10589, UT10640, UT10660, UT10680, UT10918.