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 4140-00-595-7535
NSN 6240-01-049-0970
NSN 6240-00-319-4549
NSN 5945-01-336-0140
NSN 5925-01-145-3058
NSN 5960-01-118-3394
NSN 5996-01-542-6080
NSN 5996-01-164-8266
NSN 5915-01-433-2128
NSN 5965-01-289-3509
NSN 6105-01-531-5513
NSN 6620-01-519-2628