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 6620-01-063-9054
NSN 6130-00-987-3288
NSN 5990-01-249-8212
NSN 6620-01-274-8764
NSN 5930-00-194-7658
NSN 5925-01-123-9381
NSN 6685-01-629-4944
NSN 7035-00-437-7950
NSN 7035-01-658-1623
NSN 5965-01-137-3769
NSN 6620-00-278-7313
NSN 4140-00-949-2438