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 5905-00-155-9240
NSN 5990-01-502-8209
NSN 5910-01-612-4163
NSN 6685-01-253-1121
NSN 4140-00-383-8230
NSN 6150-00-587-7196
NSN 6135-01-370-9441
NSN 5945-01-004-3985
NSN 6240-01-063-7685
NSN 5990-00-537-6118
NSN 6645-01-175-3568
NSN 6610-01-409-1781