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 6645-01-420-6804
NSN 5990-01-383-9780
NSN 6220-01-415-4854
NSN 4140-00-959-4255
NSN 6645-01-466-9477
NSN 6685-01-120-9346
NSN 5965-00-997-5764
NSN 5960-01-522-0391
NSN 5998-01-380-0076
NSN 6645-01-056-5291
NSN 5895-01-075-7522
NSN 5855-01-020-7982