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 6320-01-366-5157
NSN 5999-00-015-1282
NSN 5835-00-957-3565
NSN 5910-01-235-6769
NSN 6145-01-241-0321
NSN 4140-00-111-2617
NSN 6220-01-148-1433
NSN 5835-00-412-8073
NSN 5985-01-240-4495
NSN 5920-01-510-3933
NSN 6135-01-134-7222
NSN 6650-00-279-5741