Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M1490-200114 found under Nut Self Locking He by Saab Dynamics Ab. The National Stock Number assigned to this part is 5310016450742, 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 M1490-200114.