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 5935-01-300-0551
NSN 6145-01-135-5951
NSN 5985-01-221-6221
NSN 5960-01-418-2641
NSN 6620-00-342-9843
NSN 6150-01-252-9769
NSN 6220-00-272-7497
NSN 5835-00-233-6327
NSN 5996-01-382-9710
NSN 5920-01-186-3953
NSN 5905-01-539-1510
NSN 4140-01-659-2994