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 5910-01-235-2855
NSN 4140-01-375-6527
NSN 5925-01-252-6895
NSN 4140-01-507-9030
NSN 6620-01-147-5615
NSN 7035-01-617-0072
NSN 6105-01-114-0145
NSN 5945-01-007-3773
NSN 6105-01-157-4471
NSN 5990-00-405-5182
NSN 6105-01-195-6163
NSN 5999-00-079-0772