Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S124682-3-12-3 found under Washer Flat by Boeing Aircraft. The National Stock Number assigned to this part is 5310008531401, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S124682-3-12-3.