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 5935-00-729-5559
NSN 6150-00-502-2692
NSN 4140-00-499-8330
NSN 5930-01-043-7897
NSN 5990-00-513-5328
NSN 5990-01-529-7307
NSN 7035-01-472-1999
NSN 5835-01-045-6371
NSN 6645-01-047-9724
NSN 6135-01-499-6293
NSN 5985-01-130-3647
NSN 5935-01-634-0668