Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C42315A61A9 found under Switch Assembly by Siemens Ltd. The National Stock Number assigned to this part is 5930010871663, 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 C42315A61A9.