Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A53-0002671 found under by Wittenstein Aerospace And Simulation. The National Stock Number assigned to this part is 5963016901324, and the Federal Supply Class is 5963 Electronic Modules. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A53-0002671.