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 6645-01-592-2557
NSN 5915-00-976-3704
NSN 2925-01-611-2423
NSN 5996-01-633-7979
NSN 5905-01-049-7111
NSN 6105-01-604-8621
NSN 5999-01-353-1691
NSN 5835-00-195-7508
NSN 5935-01-458-5718
NSN 5925-00-139-4829
NSN 6610-00-895-9314
NSN 6320-00-779-5923