Description 11 inch Impeller 19121-70-30 is used for 6x5x11 Mission Magnum Centrifugal Sand Pumps. provides 19121-xx-30 impellers for Mission Magnum centrifugal pump 6x5x14: 19121-70-30 Impeller 6 x 5 11 inch 19121-80-30 Impeller 6 x 5 12 inch 19121-90-30 Impeller 6 x 5 13 inch 19121-A0-30 Impeller 6 x 5 14 inch Fully open impeller, best design for the chemical process industries services. Ideally suited for corrosives and abrasives, handles solids and stringy fibers with ease. Allows for simple restoration of clearances when wear takes place. Back pump-out vanes reduce pressure on the shaft seal, reduce axial thrust on the bearings. Part size cast into the impeller. This makes part identification easier. Impeller gasket in included with impeller All impellers are dynamically balanced Offered Hard iron and other materials upon request