Keep your lawn mower running smoothly with this genuine Briggs Stratton gas fuel cap. Designed for use with push mowers, this cap is a perfect fit for model number 5044 and 397974S. Made from high-quality materials, it is built to last and provide a reliable seal to ensure your gasoline stays where it belongs ? in your tank. Whether you?re replacing an old cap or upgrading to a trusted brand, this gas cap is an essential component for any lawn mower enthusiast. It?s easy to install, offers a snug fit, and helps maintain the performance of your mower. Keep your mower running at its best with this genuine Briggs Stratton gas cap.