Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 160D113004-139 found under Longeron Lower by Aerometals Inc. The National Stock Number assigned to this part is 1560012220589, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 160D113004-139.