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 6620-01-318-8314
NSN 6105-00-161-1834
NSN 6110-01-195-0538
NSN 6685-00-244-0019
NSN 5925-01-420-6924
NSN 5930-01-543-5067
NSN 5990-01-565-2226
NSN 5975-01-304-8530
NSN 5895-01-167-7656
NSN 6105-01-322-4613
NSN 7035-01-171-7296
NSN 5965-01-289-5729