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 6110-01-102-4448
NSN 4140-01-113-8886
NSN 7035-00-360-2008
NSN 6145-01-181-6198
NSN 5945-01-481-2280
NSN 5855-01-556-7421
NSN 6150-01-365-1092
NSN 2925-00-343-3235
NSN 5985-01-027-0777
NSN 5945-00-135-6526
NSN 6620-01-365-1499
NSN 6240-01-572-1643