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 5855-01-601-8145
NSN 6645-00-540-8930
NSN 5925-01-424-6010
NSN 6130-01-350-8457
NSN 6620-01-652-4349
NSN 5855-00-147-2508
NSN 6220-01-140-8248
NSN 5895-00-246-4415
NSN 5945-00-449-1595
NSN 5999-00-415-1554
NSN 6240-00-824-4678
NSN 5915-01-381-1255