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 5935-01-517-0320
NSN 5960-00-840-2422
NSN 6105-00-621-1964
NSN 5895-00-774-7885
NSN 5990-01-380-7815
NSN 5925-00-666-4753
NSN 5998-01-004-3391
NSN 5975-01-619-9895
NSN 5965-01-464-5081
NSN 5999-01-297-4379
NSN 5915-01-445-5067
NSN 6145-01-437-7710