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 6650-00-231-2744
NSN 6240-00-600-7138
NSN 5920-01-581-6975
NSN 5985-00-412-9362
NSN 5990-01-222-8570
NSN 5855-01-423-9921
NSN 6240-00-334-6766
NSN 6650-01-158-5099
NSN 5855-00-198-3197
NSN 5930-01-548-6115
NSN 6685-01-108-5782
NSN 5996-01-570-8294