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 7035-00-153-3826
NSN 5990-01-285-1868
NSN 4140-01-141-9675
NSN 7035-01-253-2868
NSN 6240-00-723-3378
NSN 5990-01-475-8708
NSN 5915-01-452-4436
NSN 6110-00-747-9269
NSN 2925-00-717-7904
NSN 5925-01-169-4284
NSN 4140-01-205-7149
NSN 5905-01-252-9097