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 5895-01-085-5471
NSN 5985-00-198-4944
NSN 2925-01-518-3453
NSN 5985-00-912-2220
NSN 5945-01-004-5469
NSN 6110-01-543-6207
NSN 5975-01-461-7852
NSN 6620-00-302-3299
NSN 6685-01-388-7802
NSN 5925-01-435-0411
NSN 6650-01-099-8618
NSN 7035-00-104-7613