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 5855-01-149-4110
NSN 2925-01-305-1370
NSN 5998-01-139-1536
NSN 4140-01-179-4507
NSN 5935-01-424-0575
NSN 5835-01-241-1090
NSN 5910-01-311-6723
NSN 6135-00-683-0536
NSN 5990-01-259-7138
NSN 7035-00-517-8232
NSN 6110-01-391-2710
NSN 5975-01-304-8530