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 5855-01-469-2798
NSN 6220-01-101-7317
NSN 6240-01-425-1939
NSN 6645-01-122-3803
NSN 6105-00-779-9724
NSN 6645-00-100-7218
NSN 7035-01-179-1739
NSN 5935-00-201-7928
NSN 5945-00-163-7203
NSN 6105-00-196-0061
NSN 5895-00-515-6368
NSN 6220-01-476-0956