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 5895-01-428-7802
NSN 6650-00-500-6455
NSN 5960-01-054-3752
NSN 6220-01-084-7317
NSN 5975-01-364-9767
NSN 6150-01-120-7674
NSN 4140-00-833-6239
NSN 5985-00-321-8031
NSN 5975-01-089-5167
NSN 6150-01-493-4181
NSN 6240-01-123-9040
NSN 5975-01-393-7018