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 5910-01-395-8710
NSN 5855-01-497-0467
NSN 6220-01-413-7964
NSN 6240-00-038-7540
NSN 5975-00-725-5109
NSN 6610-00-267-9944
NSN 5990-01-013-8464
NSN 5945-01-540-8808
NSN 5998-00-523-9848
NSN 6620-01-564-9870
NSN 2925-00-422-5159
NSN 6105-01-296-7048