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 5965-01-356-2047
NSN 5975-01-393-7723
NSN 6135-00-913-2062
NSN 6240-01-424-0980
NSN 6135-00-840-6451
NSN 6240-01-177-6386
NSN 5998-01-108-2156
NSN 5990-01-411-1710
NSN 5998-01-418-1624
NSN 4140-01-498-8491
NSN 5855-01-528-8776
NSN 5975-01-248-7715