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 5985-01-418-3929
NSN 7035-00-145-9138
NSN 5975-01-130-3163
NSN 5975-01-303-4065
NSN 7035-01-202-8172
NSN 6105-01-186-0364
NSN 5910-00-705-9414
NSN 4140-00-806-9952
NSN 5996-01-011-9119
NSN 6650-00-583-1735
NSN 4140-00-060-8693
NSN 5935-01-280-3040