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 6620-01-340-1503
NSN 6240-01-333-1996
NSN 5990-00-226-5496
NSN 6620-01-586-8237
NSN 5915-01-292-2617
NSN 6240-01-038-3761
NSN 5915-00-321-0740
NSN 6130-01-364-3114
NSN 6645-01-297-5639
NSN 5855-01-147-6024
NSN 6150-00-466-2865
NSN 5895-01-531-2422