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 5975-01-556-6996
NSN 5910-01-012-3054
NSN 5920-01-132-9395
NSN 6610-00-134-1458
NSN 6105-00-061-7943
NSN 7035-01-056-5350
NSN 2925-01-594-3583
NSN 6220-01-357-7675
NSN 5935-00-637-2643
NSN 5998-01-060-6393
NSN 6685-00-349-2574
NSN 6240-01-350-1578