Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MBBN3012M4006 found under Rivet Blind by Airbus Helicopters Inc. The National Stock Number assigned to this part is 5320011528677, and the Federal Supply Class is 5320 Rivets. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MBBN3012M4006.