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 6620-01-445-4295
NSN 5945-01-026-1231
NSN 5920-00-247-2737
NSN 6645-00-116-1409
NSN 5950-01-623-7399
NSN 5905-01-261-0800
NSN 5910-01-527-7907
NSN 5855-00-138-2386
NSN 5920-00-317-2219
NSN 5905-01-176-1256
NSN 5835-01-158-6878
NSN 6240-01-595-3594