Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8121-B400-X7R-470K found under Capacitor by Tusonix Inc. The National Stock Number assigned to this part is 5910011100910, 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 8121-B400-X7R-470K.