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 6650-01-293-5557
NSN 5905-00-741-3431
NSN 6645-01-400-2119
NSN 5935-01-022-9640
NSN 5920-01-097-5447
NSN 6320-00-160-0899
NSN 5895-01-541-5601
NSN 5910-00-432-0069
NSN 4140-00-428-7589
NSN 5920-00-932-7293
NSN 6145-00-027-9852
NSN 5945-00-540-1052