6135-01-447-4001 (MIL-PRF-32271/13)
6135-01-447-4001 is equivalent to manufacture part number BA-5599A/U. It is a nonrechargeable battery and is classified under Federal Supply Class 6135 (6135 - Batteries, Nonrechargeable), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6135 - Batteries, Nonrechargeable and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.