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 4140-01-508-5152
NSN 5965-01-495-8146
NSN 5965-01-055-7645
NSN 5895-00-209-9766
NSN 5835-01-394-3812
NSN 5950-00-913-4903
NSN 5930-01-530-0724
NSN 6110-01-508-1782
NSN 6620-01-032-3937
NSN 5930-01-370-7595
NSN 5905-01-421-9695
NSN 2925-01-394-5650