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 5990-01-287-1682
NSN 5998-01-422-3079
NSN 6650-01-340-0070
NSN 5985-01-487-6479
NSN 5915-01-338-0771
NSN 6320-01-569-2672
NSN 6240-00-038-7540
NSN 6320-01-388-1067
NSN 6150-00-538-1176
NSN 6620-01-093-7592
NSN 5915-01-004-1784
NSN 5835-01-201-4375