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 5985-01-057-2746
NSN 5910-00-996-0567
NSN 6610-01-631-4355
NSN 6650-01-127-9518
NSN 6135-00-276-7625
NSN 5920-01-003-8110
NSN 6145-00-849-9758
NSN 6240-01-096-4572
NSN 6105-00-221-0809
NSN 5835-00-867-7893
NSN 6610-00-287-6884
NSN 5996-01-547-9155