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 6650-01-515-0391
NSN 5915-00-655-0963
NSN 5915-01-525-7731
NSN 6220-00-628-4721
NSN 6135-00-347-0595
NSN 5915-01-422-2014
NSN 5945-01-398-5526
NSN 6645-00-072-9243
NSN 7035-00-997-6212
NSN 5998-01-251-8513
NSN 2925-01-270-1124
NSN 5985-00-144-8170