2825-00-992-0620 (668J901PC51)
2825-00-992-0620 is equivalent to manufacture part number 498C999-01. It is a nut seat and is classified under Federal Supply Class 2825 (2825 - Steam Turbines), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 2825 - Steam Turbines and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.