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 5950-00-917-7679
NSN 5835-01-203-8295
NSN 6220-01-152-5959
NSN 4140-01-529-5758
NSN 5998-00-946-4886
NSN 2925-01-067-4446
NSN 5975-01-062-2174
NSN 5998-01-065-9207
NSN 5950-00-309-5751
NSN 7035-01-271-1643
NSN 6110-00-539-9543
NSN 7035-01-128-7431