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 6320-01-017-5274
NSN 5920-01-335-8928
NSN 6130-00-233-6427
NSN 5996-00-963-1352
NSN 6620-00-388-0047
NSN 6145-01-598-1823
NSN 6650-01-132-2697
NSN 5925-01-538-0960
NSN 5950-01-098-3570
NSN 4140-01-554-6966
NSN 5895-01-288-4194
NSN 5905-01-123-6345