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 6650-01-529-6721
NSN 5998-00-763-1492
NSN 6110-01-184-3191
NSN 5945-01-234-3146
NSN 5905-00-175-9191
NSN 5985-01-069-2236
NSN 6320-00-731-6134
NSN 5990-01-282-4617
NSN 4140-01-492-5999
NSN 6650-01-592-7778
NSN 5960-00-622-9937
NSN 5960-01-588-1441