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 5935-00-889-1771
NSN 5920-01-251-3451
NSN 5950-01-415-2466
NSN 6685-01-401-5360
NSN 5990-00-548-6163
NSN 6135-00-284-1406
NSN 5915-01-328-8563
NSN 5990-01-357-6175
NSN 5990-01-485-0260
NSN 5935-01-440-8815
NSN 5998-01-292-5797
NSN 5855-00-114-4954