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 6650-01-363-7857
NSN 4140-00-619-8062
NSN 5910-00-950-0521
NSN 5910-00-226-0486
NSN 5910-01-232-8649
NSN 6220-01-582-3508
NSN 5895-01-017-4838
NSN 5998-01-073-1174
NSN 5855-01-020-7982
NSN 5905-00-135-4850
NSN 5915-01-583-9732
NSN 6320-01-415-0953