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 5915-01-561-8253
NSN 5998-01-421-3503
NSN 5910-01-006-0553
NSN 6220-01-513-9279
NSN 6130-01-076-9952
NSN 5998-00-679-4001
NSN 6320-00-004-9158
NSN 5985-01-094-9826
NSN 6645-01-395-2989
NSN 5835-00-289-9080
NSN 4140-01-605-1414
NSN 5960-01-481-1572