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 5855-00-933-5026
NSN 5975-00-722-1954
NSN 5925-00-835-6009
NSN 5975-01-411-5626
NSN 6105-00-891-7357
NSN 5905-01-327-4634
NSN 5999-01-327-3067
NSN 6220-01-381-0081
NSN 5855-01-301-0158
NSN 6320-00-261-9136
NSN 6620-01-386-5543
NSN 6240-00-658-3207