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 5910-01-054-4722
NSN 5975-01-622-1107
NSN 6150-01-215-1149
NSN 5996-00-016-0549
NSN 6610-00-506-1977
NSN 5999-01-381-5510
NSN 6650-01-509-4948
NSN 5996-01-633-7979
NSN 5990-01-382-5364
NSN 6645-00-418-2133
NSN 6645-01-656-0567
NSN 5895-01-013-3855