JOHNSON 09-808B-1 FLEXIBLE IMPELLER NEW MC97 COMPOUND Meets latest environmental regulations for rubber manufacturing process. Replaces Neoprene compound, MC97 Impellers have extended service life. DIRECTLY REPLACES JABSCO 22405-0001 IMPELLER Also Replaces Volvo 875583-7 & 833995 Impeller 6 Blades, Pin drive, Shaft Diameter 12mm Imp Diameter 40mm, Width 19mm