Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C 40640 46 found under Capacitor Fixed Metallized Paper by Sfe Technologies. The National Stock Number assigned to this part is 5910008408152, and the Federal Supply Class is 5910 Capacitors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C 40640 46.