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 5835-01-408-2503
NSN 5965-00-917-6996
NSN 4140-01-394-6288
NSN 6240-00-393-1161
NSN 5990-00-964-9672
NSN 6150-01-481-3716
NSN 6240-01-042-3650
NSN 5855-01-515-9547
NSN 6220-01-232-1572
NSN 6685-00-889-5103
NSN 5905-01-656-8844
NSN 6650-01-632-3501