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 5985-01-375-5273
NSN 5960-01-632-6576
NSN 5985-01-432-2483
NSN 6650-01-560-8576
NSN 5915-01-650-5377
NSN 5925-01-309-3951
NSN 5996-00-248-4883
NSN 6320-01-237-9746
NSN 6320-01-652-3806
NSN 5925-00-984-7388
NSN 6145-01-507-0484
NSN 5950-01-305-9315