Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 549 3413 003 found under Filter Low Pass by Rockwell Collins Inc. The National Stock Number assigned to this part is 5915000430320, 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 549 3413 003.