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 6620-01-462-5196
NSN 4140-00-087-4611
NSN 2925-01-146-0278
NSN 5950-01-025-6732
NSN 5965-01-375-5238
NSN 5965-00-089-2712
NSN 4140-01-121-2182
NSN 5965-01-576-9859
NSN 6685-00-469-4520
NSN 5999-00-601-7709
NSN 6220-01-288-5235
NSN 6620-01-369-3589