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 5960-01-235-7032
NSN 2925-01-011-8732
NSN 5999-00-467-6714
NSN 2925-01-354-1752
NSN 6110-01-546-0161
NSN 5920-00-237-0995
NSN 4140-00-846-4786
NSN 5999-00-151-4062
NSN 5945-01-231-3232
NSN 5935-00-637-2643
NSN 6130-01-420-9876
NSN 5975-01-229-2854