Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X20A684J found under Capacitor Fixed Ceramic Dielectr by Avx Filters Corporation. The National Stock Number assigned to this part is 5910001670005, 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 X20A684J.