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 6130-01-302-0226
NSN 5985-01-309-4948
NSN 5999-00-216-7431
NSN 6150-00-104-8035
NSN 6220-01-534-2486
NSN 5999-00-575-7637
NSN 6150-01-055-7545
NSN 6130-01-323-3978
NSN 5996-00-756-4376
NSN 2925-01-331-5039
NSN 4140-00-105-8391
NSN 4140-01-301-4651