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 6620-01-293-6241
NSN 5905-01-422-3229
NSN 2925-01-629-9416
NSN 5950-00-243-4391
NSN 5998-01-343-9286
NSN 5985-01-301-1321
NSN 7035-01-653-8015
NSN 5945-00-490-8863
NSN 5985-01-281-7333
NSN 5945-01-201-7072
NSN 5905-00-909-1778
NSN 5915-00-151-7849