Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 347-5259 found under Screen Window Metal by Sommer And Maca Industries Inc. The National Stock Number assigned to this part is 5670011763904, and the Federal Supply Class is 5670 Building Components Prefabricated. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 347-5259.