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 6240-01-193-0674
NSN 5935-00-137-8901
NSN 6220-01-250-2376
NSN 6150-01-023-8507
NSN 6685-01-650-1828
NSN 6220-01-587-9932
NSN 5945-01-628-4566
NSN 5855-01-089-2248
NSN 5985-00-195-6545
NSN 5965-00-764-1841
NSN 5915-01-386-3614
NSN 5965-00-539-7778