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 6685-01-252-4255
NSN 5905-01-094-0845
NSN 5998-01-123-9579
NSN 6220-01-416-2856
NSN 5945-00-162-7738
NSN 5975-01-572-8450
NSN 5985-01-317-9360
NSN 5999-01-213-2773
NSN 4140-01-500-6933
NSN 5950-00-136-1885
NSN 6320-00-483-0451
NSN 5950-01-523-3591