Valve Cover Gasket / Briggs & Stratton 272475SPack Size:1Briggs & Stratton 272475SJ. Thomas 272475, NHC 266-4806, Oregon 49-161, Prime Line 7-02699Briggs & Stratton 21B706, 21B707, 21B972, 21B977, 287707, 287707, 287777, 28N707, 28N777, 28P777, 28Q777, 28S777, 31F707, 31F777, 28E700, 28N700 and 280700