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 5920-01-084-5118
NSN 5975-01-246-0272
NSN 5990-01-018-3953
NSN 5855-00-455-6070
NSN 6650-00-403-5251
NSN 5935-01-408-0760
NSN 5975-01-385-7009
NSN 6650-00-372-6035
NSN 5855-00-466-2309
NSN 5930-01-157-9675
NSN 6620-01-009-5921
NSN 5985-01-415-2879