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 6320-01-631-7828
NSN 5999-01-569-4127
NSN 5990-01-386-5561
NSN 5930-00-909-9892
NSN 6320-01-527-0211
NSN 6685-01-502-3928
NSN 5835-00-995-9411
NSN 5905-01-264-5407
NSN 2925-01-337-2508
NSN 5985-00-872-1905
NSN 5895-01-503-6295
NSN 6610-01-431-6867