Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4263223 found under Armor Plate by Bae Systems Land And Armaments L P. The National Stock Number assigned to this part is 9515015238382, and the Federal Supply Class is 9515 Plate Sheet Strip Foil And Leaf. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4263223.