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 5960-01-173-2338
NSN 6240-01-658-3177
NSN 5960-01-349-5525
NSN 5975-01-410-8591
NSN 5935-00-862-7507
NSN 5935-01-119-2891
NSN 4140-01-251-3336
NSN 6620-00-869-9307
NSN 6645-00-960-6594
NSN 5910-01-387-2136
NSN 5965-01-014-8213
NSN 5910-00-959-6099