Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C031317-23 found under Window Observation by Thales Optronics Limited. The National Stock Number assigned to this part is 9340004968693, and the Federal Supply Class is 9340 Glass Fabricated Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C031317-23.