6665-01-525-7531 (BATT-GEN-0003)
6665-01-525-7531 is equivalent to manufacture part number 04-1544. It is a coin lithium battery and is classified under Federal Supply Class 6665 (6665 - Hazard Detecting Instruments), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6665 - Hazard Detecting Instruments and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.