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 6135-01-071-4923
NSN 5985-01-060-9052
NSN 5998-01-648-6133
NSN 5985-00-987-1496
NSN 2925-01-528-7333
NSN 5998-01-415-2525
NSN 5935-01-648-1853
NSN 6650-00-518-5194
NSN 5915-01-330-3550
NSN 5930-00-285-8727
NSN 5925-01-029-3483
NSN 5930-00-267-1921