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 5895-01-436-1660
NSN 5990-01-347-6080
NSN 2925-01-424-0235
NSN 6135-01-421-3189
NSN 5945-01-296-2324
NSN 5945-00-169-7947
NSN 5930-01-563-1301
NSN 6650-01-256-9151
NSN 5960-00-822-2571
NSN 6135-00-269-5843
NSN 6620-00-613-3023
NSN 5915-01-435-5191