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 5935-00-683-1623
NSN 6220-00-593-1779
NSN 5935-01-024-9452
NSN 5960-00-766-4453
NSN 7035-00-631-3782
NSN 5950-01-063-1039
NSN 5990-00-314-3522
NSN 5965-01-288-0721
NSN 6320-00-731-6134
NSN 6150-01-428-2928
NSN 4140-01-165-4561
NSN 6620-00-764-6626