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 6320-00-116-3658
NSN 5990-00-450-7304
NSN 5895-01-448-0458
NSN 6610-01-583-3255
NSN 5855-00-149-0766
NSN 5945-01-411-9732
NSN 5930-01-618-5408
NSN 5905-01-030-5036
NSN 7035-01-019-5729
NSN 5996-01-427-8435
NSN 5920-00-460-2899
NSN 4140-01-448-9725