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 5920-00-298-0700
NSN 6150-00-973-4805
NSN 5930-00-563-5719
NSN 6130-00-102-9655
NSN 5835-01-388-5198
NSN 5999-01-602-8266
NSN 5990-01-348-9843
NSN 6650-00-621-9883
NSN 6645-01-036-5027
NSN 5925-00-155-2587
NSN 5985-00-856-7693
NSN 6110-00-479-0403