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 4140-01-122-2423
NSN 6645-01-070-7364
NSN 5975-01-401-5355
NSN 5925-01-529-6371
NSN 6685-01-139-4944
NSN 6220-00-004-1744
NSN 6645-00-229-1521
NSN 5930-01-137-5707
NSN 5985-01-608-0183
NSN 5999-01-426-8740
NSN 6685-00-965-0192
NSN 6150-00-728-2485