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 4140-01-647-0707
NSN 5950-01-025-1649
NSN 6610-00-290-0758
NSN 7035-01-363-4540
NSN 5905-01-328-7904
NSN 5935-00-008-8686
NSN 6610-01-115-3678
NSN 6220-01-592-4486
NSN 6220-01-173-0584
NSN 5910-01-119-4360
NSN 5925-01-467-9910
NSN 6650-00-361-8222