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 5915-01-144-6917
NSN 5985-01-306-8326
NSN 5920-01-158-4517
NSN 5895-01-270-2931
NSN 5975-00-828-9556
NSN 6650-01-615-5374
NSN 5925-00-251-3283
NSN 6620-00-400-4237
NSN 5920-01-151-2773
NSN 5895-01-460-7745
NSN 4140-00-078-1017
NSN 5895-00-476-4853