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 6645-01-044-6376
NSN 5965-01-263-5947
NSN 5965-00-201-7479
NSN 5985-00-233-7284
NSN 4140-00-428-7589
NSN 5998-00-317-3688
NSN 6620-00-373-9349
NSN 4140-00-977-2489
NSN 5996-00-392-7626
NSN 5975-01-598-1971
NSN 5925-01-123-5328
NSN 6220-01-496-1925