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 6620-01-210-4401
NSN 6320-01-607-1491
NSN 5999-01-519-8595
NSN 6220-01-509-4434
NSN 5996-00-518-4880
NSN 6320-00-937-5625
NSN 6620-01-197-7665
NSN 5960-01-312-1262
NSN 5835-01-495-0595
NSN 6105-01-116-7142
NSN 4140-01-647-4488
NSN 5855-01-335-8907