Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A-B101049 found under Arm Assy Manual Chg by Square D Co. The National Stock Number assigned to this part is 6110011903127, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A-B101049.