2590-00-563-7663 (9-2923-88)
2590-00-563-7663 is equivalent to manufacture part number 9-2923-88. It is a upper disk and is classified under Federal Supply Class 2590 (2590 - Miscellaneous Vehicular Components), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 2590 - Miscellaneous Vehicular Components and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.