Impeller, Compatible with Brand Bell and Gossett, Compatible with Grainger Part Number 422W67, Compatible with Manufacturer Model Number 60-608S, 60-608T, 60-B608S, 60-B608T, Compatible with Series 60, Compatible with Series Family 60, Impeller Material Bronze, Overall Diameter 4.94 in, Compatible with Pump Type In-Line Circulating Pumps, Manufacturers Warranty Length 1 yr