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 5895-00-193-0453
NSN 5920-01-603-7437
NSN 6320-01-412-2973
NSN 5998-01-609-0311
NSN 6645-01-659-8683
NSN 7035-01-516-4516
NSN 6650-01-249-3201
NSN 6130-01-042-6870
NSN 7035-00-703-3535
NSN 5935-00-312-2576
NSN 6620-01-212-8089
NSN 5985-00-303-8092