Air Filter / Briggs & Stratton 399806SPack Size:1Briggs & Stratton 491519, Briggs & Stratton 399806, Briggs & Stratton 4138, Briggs & Stratton 399806S, Lesco 050800Edgewater 010756, ESF 101-052, Foley/Belsaw 5979085, Foley/PLP 101-052, Green Line 38129, Green Meadow AF263, J. Thomas AF-2806, Kwik-Fix 801052, Laser L3274, Laser 93096, Mow More BS41, Napa 2431, NHC 261-1291, Oregon 30-107, Prime Line 7-02265, Quality 242071, Ratio Parts 3-033, Sunbelt SB-5941, Sunbelt B1SB5941, Wix 42431Briggs & Stratton 253700, 256700, 280700 and 281700Length: 8 1/2 ", Height: 2 5/8 ", Width: 2 5/8 "