Jabsco Neoprene Impeller & Gasket Kit 6 Blades, Pin drive, Shaft Diameter 12.7mm Impeller diameter 50.8mm Impeller Width 22mm DIRECTLY REPLACES JOHNSON 09-1026B Impeller & Volvo 875808 & 804696 Impellers Also Perkins 24880194 Impeller, Vetus IMP00101 Impeller Lombardini LDW1204M, LDW602M, LDW903 Impellers