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 6645-01-411-2283
NSN 6150-01-097-7548
NSN 6320-00-116-3658
NSN 5920-00-211-4512
NSN 5999-00-827-0169
NSN 2925-00-146-0179
NSN 5945-01-243-4385
NSN 4140-00-836-6319
NSN 6685-01-406-6075
NSN 4140-01-202-9563
NSN 6130-01-547-6052
NSN 6110-00-825-6735