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 6135-01-168-2944
NSN 5975-00-060-1875
NSN 5835-00-221-6628
NSN 7035-00-043-1325
NSN 5996-01-429-9280
NSN 5950-00-253-7381
NSN 5998-01-367-3653
NSN 5950-01-406-8582
NSN 5985-00-967-6294
NSN 5910-01-508-8999
NSN 5920-01-335-5118
NSN 4140-01-491-7900