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 6320-00-422-9006
NSN 5895-00-876-9626
NSN 5835-01-485-0210
NSN 5990-01-584-8363
NSN 5925-00-043-1333
NSN 5996-00-518-0460
NSN 2925-00-115-5857
NSN 6135-01-572-3296
NSN 6145-01-388-5207
NSN 5990-01-568-5565
NSN 5998-01-501-5450
NSN 5985-01-057-2746