Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11904013 found under Bag Dipping Plating by Sifco Applied Surface Concepts Llc. The National Stock Number assigned to this part is 3426012644161, and the Federal Supply Class is 3426 Metal Finishing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11904013.