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 6150-01-421-3672
NSN 5990-01-455-8035
NSN 6645-01-527-8109
NSN 5835-01-371-6482
NSN 6105-01-287-8060
NSN 5925-00-496-9318
NSN 6110-01-266-1227
NSN 5935-00-518-2322
NSN 6645-01-172-6838
NSN 6320-00-564-2772
NSN 6150-01-468-6290
NSN 6620-01-553-6458