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 5965-01-050-8447
NSN 4140-00-084-3358
NSN 5855-01-471-7836
NSN 6240-00-732-4240
NSN 5975-00-470-2320
NSN 7035-00-300-3208
NSN 6145-00-223-2885
NSN 5960-00-159-7309
NSN 6620-00-130-0815
NSN 2925-00-132-1280
NSN 5950-00-246-8631
NSN 5915-01-005-2640