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 5835-00-012-1846
NSN 5895-00-169-5062
NSN 6110-00-901-0861
NSN 6620-00-646-9474
NSN 5965-00-679-9501
NSN 5895-01-203-7242
NSN 6240-01-411-8851
NSN 5945-01-512-5446
NSN 5999-01-443-7166
NSN 6110-00-295-2754
NSN 4140-01-432-5078
NSN 6150-00-518-1402