Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FTN6574 found under Battery Nonrecharge by Motorola Solutions Inc. The National Stock Number assigned to this part is 6135016110125, 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 FTN6574.