Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MSTB1400 found under Connector Plug Fiber Optic by Fiber Systems International Inc. The National Stock Number assigned to this part is 6060014856592, and the Federal Supply Class is 6060 Fiber Optic Interconnectors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MSTB1400.