Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11439431 found under Gold Leaf by Raytheon Technical Services Company. The National Stock Number assigned to this part is 9545012337843, and the Federal Supply Class is 9545 Plate Sheet Strip Foil And Wire Precious Metal. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11439431.