Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4420-5103 found under Capacitor Fixed Ceramic Dielectr by Varadyne Industries Inc. The National Stock Number assigned to this part is 5910001135499, 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 4420-5103.