Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 81716390400 found under Light Emitting Diod by Plessey Spa. The National Stock Number assigned to this part is 5980999304548, and the Federal Supply Class is 5980 Optoelectrical Devices And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 81716390400.