Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2547018-505 found under Window Observation by Systech Displays Inc. The National Stock Number assigned to this part is 9340005879251, 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 2547018-505.