Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 65070-21110-150 found under Fitting Stringer by Sikorsky Aircraft Corporation. The National Stock Number assigned to this part is 1560008202792, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 65070-21110-150.