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 5960-00-512-9121
NSN 5935-01-170-3468
NSN 5960-01-407-1350
NSN 5998-01-596-9268
NSN 5990-01-658-3102
NSN 5905-01-361-7681
NSN 6620-01-654-9436
NSN 4140-00-091-0869
NSN 6320-00-937-5625
NSN 6610-01-119-3048
NSN 6150-00-168-1319
NSN 5985-00-361-8863