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 4140-01-493-5182
NSN 5965-01-536-4266
NSN 6110-01-306-8484
NSN 5965-01-271-0808
NSN 5998-01-631-4328
NSN 6105-00-371-8159
NSN 6130-01-522-8349
NSN 6320-01-607-0347
NSN 5990-00-038-6482
NSN 4140-00-969-3943
NSN 5925-01-236-5570
NSN 5998-01-231-3825