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 6620-00-864-8153
NSN 5950-01-451-5642
NSN 5895-01-572-3375
NSN 5950-01-411-6227
NSN 5999-01-485-5501
NSN 5895-01-169-2639
NSN 5945-00-295-6999
NSN 5905-00-864-7352
NSN 6320-00-004-9158
NSN 6685-00-724-8861
NSN 5935-00-329-3822
NSN 2925-01-422-1542