Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A3-03-0188 found under Battery Assembly by Acr Electronics Inc. The National Stock Number assigned to this part is 6135012634073, 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 A3-03-0188.