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 6650-01-274-2522
NSN 6650-00-157-1691
NSN 5975-01-596-5800
NSN 6240-01-430-6937
NSN 5985-01-519-3689
NSN 4140-01-164-3675
NSN 5960-01-302-2717
NSN 5895-01-079-1739
NSN 5855-00-688-9954
NSN 6105-00-175-0207
NSN 5925-01-420-2351
NSN 6685-01-437-8880