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 4140-01-012-6377
NSN 5965-01-550-5587
NSN 5935-01-086-4079
NSN 6150-00-764-9107
NSN 5895-00-243-5531
NSN 6240-01-550-8991
NSN 5960-01-080-3117
NSN 6240-01-440-1067
NSN 7035-00-238-3662
NSN 5965-01-325-0627
NSN 5990-01-189-9338
NSN 6105-01-371-2211