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 4140-01-274-4762
NSN 6145-01-231-1395
NSN 5910-01-089-5436
NSN 5999-01-463-8641
NSN 6650-01-191-6862
NSN 5895-01-248-3925
NSN 5910-00-263-3630
NSN 4140-00-064-7847
NSN 5905-00-246-6672
NSN 5920-00-023-1909
NSN 2925-01-399-2765
NSN 6610-00-186-9180