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 5965-01-621-8547
NSN 5965-01-444-9227
NSN 5950-01-181-3079
NSN 6145-00-828-2504
NSN 6320-00-456-0836
NSN 5905-00-253-0104
NSN 4140-01-322-1179
NSN 6145-01-169-6487
NSN 5985-01-279-7543
NSN 5996-00-860-0860
NSN 5990-00-964-6422
NSN 6620-00-628-2150