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 5975-00-004-9431
NSN 5990-00-140-1159
NSN 5945-01-556-6994
NSN 2925-01-430-4206
NSN 5910-01-115-9709
NSN 5965-00-147-3070
NSN 5910-00-253-3552
NSN 6105-00-974-4298
NSN 5930-00-801-7064
NSN 6110-01-016-0455
NSN 6650-01-495-1269
NSN 5960-01-035-3901