Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4091078-1 found under Plate Mounting by Raytheon Secure Information Systems. The National Stock Number assigned to this part is 5340015813807, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4091078-1.