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 5975-01-415-9450
NSN 5990-00-067-6791
NSN 5915-00-012-1593
NSN 6130-00-339-1069
NSN 6320-01-370-5222
NSN 6220-01-318-4996
NSN 5930-01-653-3751
NSN 5950-00-362-5661
NSN 5975-01-554-1289
NSN 6650-01-339-7030
NSN 6650-01-147-7135
NSN 4140-01-118-2619