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 5855-00-896-4047
NSN 6620-00-439-2442
NSN 6620-01-622-4980
NSN 5930-00-449-6969
NSN
NSN 6650-01-334-9410
NSN 6645-01-576-9896
NSN 6685-00-202-1050
NSN 2925-00-351-1015
NSN 5905-01-138-7907
NSN 5835-01-449-7511
NSN 6685-00-036-2282