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 5920-00-542-6389
NSN 5915-00-276-8332
NSN 5950-01-209-3752
NSN 6685-01-223-8882
NSN 6320-01-230-8444
NSN 5920-00-413-1338
NSN 5935-01-116-2132
NSN 6620-00-147-6034
NSN 4140-00-249-5603
NSN 6110-00-954-8248
NSN 5985-00-699-9127
NSN 5915-00-649-8763