Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MBBN3447-12 5A found under Braid Wire by Airbus Helicopters Inc. The National Stock Number assigned to this part is 6145013931346, and the Federal Supply Class is 6145 Wire And Cable Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MBBN3447-12 5A.