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 6610-01-226-8582
NSN 6620-01-399-3615
NSN 2925-01-398-4312
NSN 6110-00-598-2574
NSN 5990-00-557-7661
NSN 5999-01-052-3536
NSN 5998-00-451-4957
NSN 5965-01-567-4633
NSN 5985-00-717-8877
NSN 5925-01-485-3159
NSN 5999-01-044-6250
NSN 5990-01-489-0366