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 6610-00-791-4705
NSN 5915-01-651-4471
NSN 5910-01-581-8585
NSN 6645-00-435-5610
NSN 5998-01-591-3040
NSN 5835-01-021-9022
NSN 6240-01-066-0110
NSN 5975-00-269-8391
NSN 4140-01-418-1894
NSN 4140-00-393-1707
NSN 6650-01-386-5787
NSN 5855-01-165-6361