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 6650-00-105-5744
NSN 5925-01-395-9587
NSN 5965-01-258-5662
NSN 5910-01-479-8922
NSN 5945-01-472-0580
NSN 6320-00-937-5625
NSN 5975-01-313-9027
NSN 4140-01-592-0628
NSN 5975-00-516-9335
NSN 5996-01-411-3894
NSN 5965-01-296-8991
NSN 5975-01-418-1633