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 5945-00-010-7857
NSN 5999-00-656-4380
NSN 5998-00-130-7488
NSN 5960-01-365-2320
NSN 6685-01-582-6193
NSN 2925-00-055-9601
NSN 6135-01-301-8776
NSN 5999-00-391-6985
NSN 5835-00-467-7294
NSN 6135-01-121-3225
NSN 4140-01-237-4358
NSN 5855-00-631-4565