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 5915-00-203-5890
NSN 5930-01-204-0516
NSN 5960-00-135-0750
NSN 5975-01-525-7252
NSN 6320-00-513-8376
NSN 5920-00-936-7565
NSN 6650-01-633-9147
NSN 6110-01-481-3470
NSN 4140-00-373-4833
NSN 5965-00-934-3495
NSN 5998-00-191-5303
NSN 5925-01-218-7774