Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 65E12421-NA3N found under Switch Toggle by Carling Technologies Inc. The National Stock Number assigned to this part is 5930014367511, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 65E12421-NA3N.