Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 13212E3900 found under Box Accessories Sto by Cecom Lr Center. The National Stock Number assigned to this part is 2540008283600, and the Federal Supply Class is 2540 Vehicular Furniture And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 13212E3900.