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 6130-00-171-7400
NSN 5925-00-001-1277
NSN 5915-01-356-6973
NSN 6685-01-276-4043
NSN 6620-01-230-8064
NSN 6150-01-462-1235
NSN 5985-01-461-9895
NSN 2925-01-528-7333
NSN 5965-00-246-5612
NSN 5920-01-572-2666
NSN 5996-01-512-7678
NSN 5835-01-529-3050