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 6620-01-364-0195
NSN 5935-01-274-0288
NSN 6220-00-578-6539
NSN 5996-01-203-6787
NSN 5915-01-495-5882
NSN 6105-00-134-9431
NSN 5960-00-525-1898
NSN 5855-01-591-7998
NSN 5855-00-782-7714
NSN 5945-00-149-0619
NSN 4140-00-069-5154
NSN 5960-00-831-6141