5325-01-326-5589 (2686 080 3912686080)
5325-01-326-5589 is equivalent to manufacture part number 391. It is a retaining ring and is classified under Federal Supply Class 5325 (5325 - Fastening Devices), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5325 - Fastening Devices and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.