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 4140-01-604-1707
NSN 6135-01-497-4516
NSN 5935-00-337-9727
NSN 5905-01-333-0379
NSN 5990-01-112-3177
NSN 5910-00-891-2880
NSN 5945-00-690-8799
NSN 5965-00-891-2778
NSN 5990-01-534-8609
NSN 6220-01-572-5442
NSN 5999-01-354-7246
NSN 5905-01-406-3177