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 5990-00-863-8628
NSN 5960-01-522-0391
NSN 5996-01-541-8989
NSN 5990-01-234-8646
NSN 6610-00-708-7330
NSN 6150-01-506-4353
NSN 5935-01-424-1412
NSN 6650-00-754-2276
NSN 5998-01-595-9536
NSN 6150-01-039-8425
NSN 5990-01-131-9055
NSN 6320-00-456-0836