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 4140-01-459-6589
NSN 5905-01-634-0595
NSN 5965-01-515-2009
NSN 5905-01-506-7076
NSN 6110-01-075-7675
NSN 6650-01-551-4124
NSN 4140-01-332-6904
NSN 5965-01-353-6380
NSN 6130-00-538-9798
NSN 5895-00-642-9587
NSN 6685-01-267-0584
NSN 5950-01-611-0083