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 5855-01-503-6171
NSN 5965-00-913-9545
NSN 5925-01-064-2388
NSN 6130-01-446-7404
NSN 6320-01-246-4390
NSN 6650-01-515-0391
NSN 6240-00-088-3951
NSN 5945-00-145-6088
NSN 6685-00-472-8171
NSN 5930-01-467-4350
NSN 5895-01-130-1614
NSN 6145-00-173-5177