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 4140-01-657-1239
NSN 5960-00-925-0752
NSN 6145-00-331-6814
NSN 5925-00-558-9090
NSN 6220-01-382-0523
NSN 6220-01-097-4321
NSN 6145-00-284-1514
NSN 5915-01-133-1654
NSN 6320-01-498-4954
NSN 5930-00-690-4603
NSN 4140-00-141-0132
NSN 5945-01-363-7279