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 5985-01-221-5621
NSN 5998-00-857-1463
NSN 5835-01-629-2044
NSN 6620-01-367-2597
NSN 4140-01-164-3675
NSN 5930-01-380-2978
NSN 6645-01-475-8283
NSN 6645-01-355-9102
NSN 5920-01-352-6650
NSN 5965-01-258-8735
NSN 5965-01-652-9374
NSN 5910-00-835-4203