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 5910-00-161-4486
NSN 5985-00-157-6025
NSN 5920-01-019-1989
NSN 5990-01-191-1772
NSN 5998-00-804-9956
NSN 2925-01-464-3093
NSN 5910-01-106-1692
NSN 5985-00-959-7190
NSN 5935-00-228-0592
NSN 5910-01-272-6232
NSN 6130-00-891-8800
NSN 6620-01-534-2370