Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BA 3030 U found under Battery Nonrechargeable by Joint Electronics Type Designation. The National Stock Number assigned to this part is 6135008357210, and the Federal Supply Class is 6135 Batteries Nonrechargeable. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BA 3030 U.