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 5996-00-846-3300
NSN 5935-01-096-3188
NSN 5998-00-223-4738
NSN 5925-00-886-5440
NSN 5975-00-372-6265
NSN 6320-01-116-3980
NSN 4140-01-581-0843
NSN 5855-00-821-7512
NSN 5990-00-101-8318
NSN 5925-01-125-2676
NSN 5920-00-054-0172
NSN 6620-00-500-0041