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 7035-01-421-4446
NSN 5975-00-526-4701
NSN 5945-01-052-9440
NSN 5960-00-553-7338
NSN 5895-01-381-6043
NSN 5999-01-634-0576
NSN 4140-01-468-0277
NSN 6620-00-115-9050
NSN 5835-00-924-4268
NSN 5935-01-019-8034
NSN 5965-01-580-4072
NSN 5999-01-611-8478