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 6650-01-310-7403
NSN 5910-01-382-6380
NSN 6620-01-054-9346
NSN 5999-01-440-9537
NSN 6130-00-392-1992
NSN 5985-00-185-5430
NSN 6645-01-649-8227
NSN 5855-01-308-0955
NSN 5985-00-226-2118
NSN 6645-01-236-6387
NSN 5835-01-645-2892
NSN 5895-00-909-3296