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 6645-01-312-8601
NSN 6645-01-495-0939
NSN 5905-01-350-8480
NSN 5935-01-590-2831
NSN 5835-01-453-8935
NSN 6135-01-439-6229
NSN 6320-00-731-6134
NSN 5905-00-821-1679
NSN 6610-01-356-7471
NSN 5945-00-227-8581
NSN 5920-01-518-4114
NSN 6645-00-814-1706