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 6650-01-508-3651
NSN 5975-00-121-3589
NSN 5835-00-351-9459
NSN 6150-01-265-1142
NSN 5950-00-333-0938
NSN 6145-00-261-8202
NSN 5915-00-334-0138
NSN 5999-00-982-4192
NSN 4140-00-519-2781
NSN 5910-00-964-7714
NSN 5915-00-908-0167
NSN 5935-01-289-1195