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 5935-00-157-8168
NSN 5930-00-188-2175
NSN 6150-00-490-0768
NSN 5975-01-438-7435
NSN 5905-01-481-1029
NSN 5910-01-192-7973
NSN 5945-00-645-2309
NSN 2925-01-539-9795
NSN 5975-00-246-4906
NSN 5925-01-406-5626
NSN 6150-00-522-1654
NSN 5960-00-182-7375