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 4140-01-015-2728
NSN 5895-01-239-4636
NSN 5905-01-179-0335
NSN 5895-01-556-9198
NSN 6320-01-056-1164
NSN 6240-01-330-6805
NSN 6650-01-508-3651
NSN 6685-00-455-9941
NSN 6105-00-004-8962
NSN 5985-01-352-7845
NSN 5915-00-456-0243
NSN 5935-01-109-1380