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 2925-01-250-2731
NSN 5985-00-475-5381
NSN 6145-01-060-0973
NSN 5985-00-834-7722
NSN 6610-00-774-8691
NSN 5999-01-169-9885
NSN 5990-01-147-8097
NSN 6130-01-617-8929
NSN 7035-01-438-2108
NSN 7035-01-423-8343
NSN 6220-01-047-4060
NSN 5990-00-454-6250