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 5960-01-321-2750
NSN 6685-01-599-6640
NSN 6650-00-546-2504
NSN 6220-01-439-0163
NSN 6110-01-423-3119
NSN 6620-00-606-0446
NSN 5920-00-401-3438
NSN 5996-00-241-6201
NSN 6130-00-064-6657
NSN 4140-01-350-0839
NSN 5999-00-383-3381
NSN 6610-00-419-7844