A-B1797427-AI FILTER-AIR CLEANER CAOne New Aftermarket Replacement Air Cleaner Cartridge Filter Fits Briggs and Stratton (B&S) Small Engines This air cleaner cartridge filter (also called Filter Air Cleaner CA) Fits Briggs and Stratton OEM part number 797427. It mounts in the air cleaner housing and removes dirt, dust, and airborne debris from intake air before it enters the engine, protecting internal components from premature wear and maintaining efficient combustion on lawn and