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 6620-00-308-2531
NSN 6685-01-384-5209
NSN 5945-01-413-1282
NSN 5915-00-922-9670
NSN 5985-01-393-3028
NSN 6105-00-356-1069
NSN 6220-01-211-7561
NSN 5920-01-055-2024
NSN 5999-01-148-6681
NSN 5910-01-534-7557
NSN 6220-01-023-8818
NSN 5996-01-250-6911