A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6610-01-100-3662
NSN 6620-01-474-4951
NSN 6240-01-537-0629
NSN 6130-01-580-3678
NSN 5930-00-420-7650
NSN 5975-01-241-6039
NSN 5950-01-421-4138
NSN 5990-01-120-1910
NSN 5950-00-145-9781
NSN 5855-00-198-3197
NSN 5999-00-737-0503
NSN 6110-01-628-2046