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 2925-00-185-1618
NSN 5905-00-934-9711
NSN 6610-00-830-3587
NSN 6110-01-142-2550
NSN 6645-00-842-4653
NSN 5935-00-234-2141
NSN 5945-01-440-9808
NSN 5935-01-633-1031
NSN 5835-01-564-4727
NSN 5915-01-227-2337
NSN 6220-00-802-3369
NSN 6220-01-348-7221