Oil drain screw lawn tractor lawn mower compatible BRIGGS STRATTON KOHLER Thread: 3/8" For models: BRIGGS STRATTON 170400 , 171400 , 176400 , 190400 , 194400 , 195400 , 196400 197400 , 19B400 , 19E400 , 19F400 , 221400 , 226400 , 250400 , 252400 , 256400 KOHLER Part No.: 33270029 Original part No.: 690289 092738 (B S) X-305-4-S X3054S (KOHLER) ah m