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 5895-01-459-8356
NSN 5990-01-588-3999
NSN 5975-00-636-4910
NSN 5920-01-619-0147
NSN 6610-00-804-2701
NSN 4140-01-528-7945
NSN 5935-01-207-0033
NSN 6320-01-144-3810
NSN 5930-01-331-7000
NSN 6320-01-283-1300
NSN 5920-01-579-5219
NSN 6150-00-148-1665