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 5910-00-248-6899
NSN 6650-01-641-5356
NSN 6320-01-160-8578
NSN 6650-00-919-5521
NSN 6220-00-484-4674
NSN 5945-00-067-6712
NSN 5835-01-065-8481
NSN 7035-01-462-1957
NSN 6650-00-658-9627
NSN 5930-01-265-5556
NSN 5895-01-447-2748
NSN 6620-01-610-5081