Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SY3259 found under Gear Spur by Zodiac Aero Electric. The National Stock Number assigned to this part is 3020143357437, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SY3259.