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 5855-01-188-4049
NSN 6320-01-039-5891
NSN 5905-01-082-6141
NSN 2925-01-032-3814
NSN 4140-01-624-0444
NSN 5935-00-614-3876
NSN 5930-00-778-2145
NSN 5999-01-394-9506
NSN 5920-00-868-2460
NSN 5965-01-326-0606
NSN 5910-01-500-1977
NSN 5915-01-633-9845