Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 60-2403 found under Angle Structural by Transtar Metals Corp. The National Stock Number assigned to this part is 9540012356000, and the Federal Supply Class is 9540 Structural Shapes Nonferrous Base Metal. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 60-2403.