Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 39-10783-2 found under Strut Assembly By Pass Duct by W P E Inc. The National Stock Number assigned to this part is 1560007779247, 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 39-10783-2.