Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3904809-2 found under Microcircuit Linear by Raytheon Systems Ltd. The National Stock Number assigned to this part is 5962011250702, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3904809-2.