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 6110-00-189-8871
NSN 5905-00-241-5837
NSN 6240-00-735-7599
NSN 5920-01-227-6336
NSN 6145-01-604-0649
NSN 6150-00-421-4197
NSN 6620-01-177-1772
NSN 5855-01-549-1507
NSN 5975-01-018-1885
NSN 6130-01-180-9727
NSN 6685-00-642-0533
NSN 5895-01-571-4544