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 5920-01-094-0857
NSN 5905-01-152-1367
NSN 6685-01-017-6676
NSN 6610-01-646-1609
NSN 6110-01-578-5595
NSN 6105-01-421-3193
NSN 5998-00-894-6285
NSN 6320-01-481-7322
NSN 6110-01-300-0802
NSN 5960-01-399-4327
NSN 6130-01-212-5144
NSN 7035-01-232-7263