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 7035-01-556-2554
NSN 6650-01-043-6251
NSN 6650-01-265-2672
NSN 6685-01-240-7790
NSN 6685-01-406-2919
NSN 5990-00-186-2445
NSN 2925-01-426-3410
NSN 5950-01-631-6279
NSN 5910-01-602-5805
NSN 5855-00-089-3974
NSN 5835-01-501-0526
NSN 6240-00-635-9953