Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X-F-OPT-25M found under Cable Fiber Optic by Silicon Graphics Federal Llc. The National Stock Number assigned to this part is 6015015027389, and the Federal Supply Class is 6015 Fiber Optic Cables. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like X-F-OPT-25M.