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 5985-00-289-9862
NSN 4140-01-287-2533
NSN 5930-01-437-4450
NSN 2925-00-578-4068
NSN 5895-00-180-5830
NSN 5915-01-568-4700
NSN 6650-01-267-6522
NSN 5996-00-917-2833
NSN 5905-01-621-8483
NSN 6110-01-583-1153
NSN 5930-01-565-1391
NSN 5905-01-477-7886