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 5999-01-353-5601
NSN 6645-01-044-2602
NSN 6685-01-406-5348
NSN 5945-01-656-1802
NSN 5910-01-612-9324
NSN 5945-01-659-2175
NSN 6620-01-502-1656
NSN 5996-01-176-3180
NSN 5945-00-268-8124
NSN 6240-00-563-5846
NSN 6650-01-464-4970
NSN 6220-01-533-7727