Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12440891 found under Plywood Construction by Steeltech Mfg Inc. The National Stock Number assigned to this part is 5530006415833, and the Federal Supply Class is 5530 Plywood And Veneer. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 12440891.