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 5835-01-022-6362
NSN 5855-01-213-3267
NSN 5855-01-020-7982
NSN 5998-00-769-0414
NSN 5990-00-697-9806
NSN 4140-01-118-8165
NSN 6110-00-903-6481
NSN 5990-00-730-6269
NSN 2925-00-982-0409
NSN 5990-01-408-6554
NSN 6620-00-988-0976
NSN 5950-00-009-1000