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 6220-01-202-7954
NSN 4140-01-040-9514
NSN 4140-00-552-7370
NSN 6240-01-625-7262
NSN 5895-00-170-4568
NSN 7035-01-302-5359
NSN 5999-01-201-8643
NSN 6110-01-487-8867
NSN 5996-00-071-4000
NSN 5935-00-238-0894
NSN 5960-01-074-2557
NSN 6320-01-315-2982