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 4140-00-690-5288
NSN 6130-00-800-9153
NSN 6130-01-359-8638
NSN 2925-00-304-1997
NSN 5895-01-397-8050
NSN 4140-01-168-8796
NSN 6105-01-441-7974
NSN 5905-01-580-1636
NSN 6650-01-416-0473
NSN 6105-01-229-8842
NSN 6620-01-284-4109
NSN 6135-00-422-3967