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 6685-01-542-9962
NSN 5910-01-062-0268
NSN 5895-00-561-9149
NSN 5996-01-437-6577
NSN 5925-01-039-7068
NSN 5835-01-557-9062
NSN 5920-01-459-8057
NSN 5975-00-185-5243
NSN 6620-01-091-1038
NSN 5920-01-457-3166
NSN 6150-00-409-4757
NSN 4140-01-590-5729