The Xylem-Bell & Gossett P2003625 Impeller is a 5.25-inch diameter bronze replacement component designed for Series e-90 and e-1535 centrifugal pumps. It rotates with the pump shaft to create centrifugal force, drawing water into the pump and directing it through the discharge outlet to maintain consistent circulation. This impeller is used in commercial and industrial HVAC hydronic h... https://www.partshnc.com/p2003625-xylem-bell-gossett-5-25-dia-e90-impeller