Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L0509603-460 found under Modification Kitairframe by Hi Shear Corporation. The National Stock Number assigned to this part is 1560016925421, 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 L0509603-460.