part 832644 Crankshaft, 3450 RPM, 5/8" (4.6mm) Cat Pumps code 832644 Details Cat Pumps number832644 DescriptionCrankshaft, 3450 RPM, 5/8" (4.6mm) Qty per pump1 Fits these pumps Cat Pumps 2SF 1 2SF30ES Cat Pumps 2SFX 1 2SFX30ES