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 6110-01-126-8402
NSN 6220-00-842-2483
NSN 4140-00-322-2068
NSN 6110-00-768-7581
NSN 5925-01-443-6246
NSN 6145-00-932-1950
NSN 5985-00-226-6846
NSN 5920-00-003-2940
NSN 4140-01-609-1489
NSN 6650-01-207-0829
NSN 7035-01-441-9509
NSN 5999-01-603-8252