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 5990-01-305-8121
NSN 6685-01-634-0611
NSN 2925-00-261-5800
NSN 5990-01-475-8708
NSN 5905-00-125-7588
NSN 6650-00-629-8027
NSN 5945-01-510-3530
NSN 6650-01-648-3903
NSN 5920-01-384-2034
NSN 6145-00-174-9344
NSN 6110-01-092-3935
NSN 5835-01-475-5714