Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS21208F8-10 found under Insert Screw Thread by Helical Wire Inc. The National Stock Number assigned to this part is 5325005985634, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MS21208F8-10.