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 6220-01-367-5064
NSN 5998-00-925-5414
NSN 6685-01-494-9751
NSN 6620-01-517-0014
NSN 5905-01-594-6534
NSN 5996-01-505-0101
NSN 5945-00-501-1494
NSN 5925-00-103-1719
NSN 6145-01-169-3001
NSN 5910-01-604-6562
NSN 5975-01-326-3006
NSN 5930-01-165-1664