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 6105-01-449-1046
NSN 5935-00-879-9558
NSN 6220-01-150-9231
NSN 5999-00-807-8104
NSN 5925-00-009-9818
NSN 5975-00-902-8238
NSN 4140-01-101-5844
NSN 5975-00-143-4658
NSN 5998-00-291-4889
NSN 6135-01-122-4448
NSN 5985-01-439-6312
NSN 6150-01-659-8921