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 5985-01-253-8695
NSN 5990-01-032-5160
NSN 5985-01-647-5978
NSN 5905-00-189-9138
NSN 5905-01-276-8232
NSN 5996-01-034-4694
NSN 6620-00-398-0320
NSN 6130-01-501-8364
NSN 5996-00-061-0336
NSN 5920-00-111-2375
NSN 5999-00-346-8884
NSN 5920-01-268-7258