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 5915-00-020-2461
NSN 5998-01-417-2117
NSN 5945-00-646-8020
NSN 5920-01-277-6335
NSN 6105-01-442-7305
NSN 5920-00-033-6598
NSN 5910-01-038-9574
NSN 5925-01-441-6892
NSN 5960-00-533-1125
NSN 6150-01-254-2903
NSN 5990-01-146-9126
NSN 6650-00-221-9425