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 5925-01-188-2512
NSN 5915-00-104-1403
NSN 5920-01-381-3115
NSN 5999-00-308-7682
NSN 6610-00-105-9663
NSN 5975-01-206-4792
NSN 5915-00-151-4629
NSN 5960-01-604-1158
NSN 5975-01-481-6824
NSN 7035-00-153-3826
NSN 5920-00-832-9180
NSN 5945-00-350-8307