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 6620-01-428-7072
NSN 6650-01-191-1669
NSN 6105-01-037-3893
NSN 5975-01-043-8006
NSN 6620-01-503-2667
NSN 4140-01-163-8796
NSN 7035-00-140-3070
NSN 5915-01-415-3100
NSN 5895-01-508-0245
NSN 6145-01-340-7050
NSN 5998-01-522-6000
NSN 6130-01-394-4986