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 6620-01-492-8470
NSN 5945-00-149-0619
NSN 5915-01-489-6185
NSN 5895-00-725-2702
NSN 5999-00-290-1860
NSN 5930-01-435-4948
NSN 2925-01-633-4048
NSN 6320-00-284-1524
NSN 5990-01-552-5386
NSN 5915-01-013-5991
NSN 5895-01-150-6590
NSN 6240-00-289-7059