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 6110-01-388-0405
NSN 5855-01-564-4359
NSN 6110-01-381-1269
NSN 5925-00-919-3054
NSN 5925-01-556-9643
NSN 5935-00-263-3641
NSN 5996-01-611-7204
NSN 5835-01-226-2337
NSN 5960-00-118-2903
NSN 6650-01-463-2274
NSN 5945-01-153-9314
NSN 6105-01-504-0519