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 5965-00-454-8706
NSN 6145-00-170-7947
NSN 5998-01-272-9823
NSN 5905-01-424-8798
NSN 5965-01-351-4615
NSN 5990-00-877-6971
NSN 6110-01-470-7002
NSN 5935-01-259-1396
NSN 6135-01-238-2878
NSN 4140-01-625-2804
NSN 5925-00-505-4083
NSN 4140-00-258-2056