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 5905-01-415-5116
NSN 5895-00-868-2534
NSN 5905-01-262-9684
NSN 4140-01-491-3882
NSN 6620-01-351-6870
NSN 5965-01-195-2168
NSN 6650-01-325-3747
NSN 6645-01-098-5077
NSN 5965-00-787-3028
NSN 5975-00-259-0267
NSN 5960-01-564-5044
NSN 6145-01-132-5665