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 6320-00-701-0437
NSN 6620-01-633-8443
NSN 6650-01-660-5441
NSN 6685-00-594-4796
NSN 6645-01-573-7603
NSN 5835-01-022-6362
NSN 6685-01-481-8859
NSN 6130-01-102-5935
NSN 5910-00-601-6253
NSN 5990-00-812-1341
NSN 5990-01-421-5342
NSN 6110-01-055-3507