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 5990-00-754-2842
NSN 5915-00-144-5548
NSN 5920-01-019-8880
NSN 5975-01-219-4923
NSN 6150-01-064-8388
NSN 6110-01-087-3551
NSN 5945-01-423-1009
NSN 5895-01-551-1906
NSN 6105-01-397-4608
NSN 5999-01-445-7181
NSN 5855-01-131-9336
NSN 4140-00-203-9832