Air Filter / Homelite UP 00158Pack Size:1Homelite D 63589 B, Homelite D 63589 C, Homelite UP 00158, Homelite UP 06807Edgewater 013710, ESF 122-105, Foley/PLP 122-105, Foley/PLP 122-118, Green Meadow AF211CSF, Laser 40240, Laser 43001, NHC 203-7190, Oregon 55-211, Prime Line 7-02213, Quality 144014, Rotary 1550, Tilton TM540111, Tilton 540111Homelite SXL, XL-12, XL-15, XL-400 and XL-500 chainsawsWidth: 3 1/2 ", Length: 4 ", Height: 5/8 "