Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 15X12X3 found under Cushioning Material Packaging by Schry Way Cases. The National Stock Number assigned to this part is 8135012122431, and the Federal Supply Class is 8135 Packaging And Packing Bulk Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 15X12X3.