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 5920-01-343-2769
NSN 5945-01-423-1009
NSN 6320-01-176-8367
NSN 2925-00-947-9814
NSN 7035-00-549-2722
NSN 6145-00-110-9410
NSN 5925-01-424-2554
NSN 5999-00-001-4123
NSN 4140-00-405-5285
NSN 5910-01-510-9959
NSN 6610-00-141-0393
NSN 6145-00-450-0477