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 6220-01-414-7789
NSN 4140-00-203-4844
NSN 6150-00-718-8925
NSN 4140-01-502-1370
NSN 6685-01-589-3903
NSN 6150-01-530-7953
NSN 5985-00-911-5899
NSN 5950-00-913-2846
NSN 5835-01-354-0566
NSN 2925-01-570-3690
NSN 6105-00-678-3355
NSN 6105-00-376-2174