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 5905-01-280-3389
NSN 6130-00-216-0281
NSN 5920-01-437-8550
NSN 6135-00-078-9931
NSN 4140-01-363-3861
NSN 6610-00-161-0680
NSN 5930-00-718-9380
NSN 6130-01-594-7668
NSN 6135-00-299-6918
NSN 5915-00-908-0167
NSN 5999-00-197-8792
NSN 6220-01-278-1341