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 5910-01-025-1247
NSN 6145-01-600-1688
NSN 6150-01-025-1467
NSN 5990-00-348-1423
NSN 6610-01-406-4985
NSN 6610-01-216-9542
NSN 4140-01-149-9936
NSN 4140-01-485-7625
NSN 5920-00-372-3572
NSN 5960-01-426-4242
NSN 6240-01-568-6745
NSN 6685-00-596-8765