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 4140-01-363-3861
NSN 4140-00-008-8750
NSN 5950-00-967-4639
NSN 5998-01-264-2797
NSN 5945-01-369-6401
NSN 5950-01-132-4482
NSN 5855-00-832-9341
NSN 5915-00-274-2282
NSN 6685-01-538-9190
NSN 5895-00-900-5449
NSN 5999-00-783-0153
NSN 5910-01-103-1773