Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SKGD20PCSIZE4 found under Window Observation by Clark Reliance Corporation. The National Stock Number assigned to this part is 9340003756429, 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 SKGD20PCSIZE4.