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 6610-01-250-2811
NSN 6645-01-373-2262
NSN 5910-01-345-8529
NSN 4140-00-148-7013
NSN 6105-01-366-5050
NSN 5835-01-550-5094
NSN 6240-01-381-6815
NSN 5855-01-010-4921
NSN 5835-01-250-2939
NSN 6620-01-281-6386
NSN 5895-00-149-1830
NSN 4140-01-085-4965