Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RJ208SA21 found under Insert Screw Thread by Alcoa Global Fasteners Inc. The National Stock Number assigned to this part is 5325015410853, 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 RJ208SA21.