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 6220-00-647-3096
NSN 5855-00-221-9435
NSN 5915-01-600-6998
NSN 5950-01-360-4454
NSN 5895-01-357-6378
NSN 6150-00-372-5979
NSN 6685-01-646-0455
NSN 6130-01-012-3628
NSN 5990-01-602-6701
NSN 5945-01-535-6125
NSN 5835-00-074-3700
NSN 6620-01-307-9874