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 6150-00-111-3528
NSN 5920-01-423-0805
NSN 5925-01-423-7803
NSN 5905-01-141-6628
NSN 6620-01-025-8331
NSN 5960-00-626-3644
NSN 5999-00-143-8489
NSN 6610-01-426-1011
NSN 6645-01-023-8020
NSN 4140-01-116-2187
NSN 5910-00-080-5845
NSN 6105-00-471-0658