Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 603-L-0205 found under Switch Assembly by Teledyne Technologies Inc. The National Stock Number assigned to this part is 5930013844454, 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 603-L-0205.