Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G406 8140 ITEM 28 found under Plate Designation by W F E L Ltd. The National Stock Number assigned to this part is 9905994442070, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like G406 8140 ITEM 28.