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 6110-00-618-4171
NSN 6130-01-449-1868
NSN 6650-01-005-0714
NSN 5965-00-653-4782
NSN 5996-00-337-8711
NSN 5985-01-578-6310
NSN 5999-01-183-2184
NSN 2925-00-969-8340
NSN 5998-00-633-5169
NSN 5855-00-361-0167
NSN 6320-00-116-3658
NSN 5915-00-466-2840