Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 39-8816 found under Link Assembly Engine Attachment by Welch Machine Inc. The National Stock Number assigned to this part is 1560007695847, 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 39-8816.