Made With Run-Dry®. Guaranteed to Run-Dry for Up to 15 Minutes * 2" Outer Diameter, 7/8" Width, 5/16" Shaft diameter, Single Flat Drive, 6-Blades. Impeller only-no gasket included. * Replaces Jabsco 6303-0001, Johnson Pump 09-824P-1, CEF 500110, Oberdorfer 7482 * Don"t get stranded out on the water-- order a spare impeller today. * Water applications only. Made in USA.