Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D0603688 found under Filter Radio Frequency Interfere by Calzoni Srl. The National Stock Number assigned to this part is 5915013507396, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D0603688.