Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 500357 found under Installation Kit Fiber Optic by Ace Electronics Inc. The National Stock Number assigned to this part is 6080015589311, and the Federal Supply Class is 6080 Fiber Optic Kits And Sets. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 500357.