Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CY-1704 found under by Defcon 5 Srl. The National Stock Number assigned to this part is 6260013961704, and the Federal Supply Class is 6260 Nonelectrical Lighting Fixtures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CY-1704.