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 5835-01-123-8305
NSN 6610-01-462-5980
NSN 6130-00-786-1775
NSN 4140-00-878-1222
NSN 6240-01-425-8815
NSN 6220-00-972-7933
NSN 6685-01-455-4063
NSN 4140-01-031-8203
NSN 5855-01-522-6242
NSN 6135-01-296-1860
NSN 5920-01-265-8068
NSN 7035-01-632-8861