Thank you for choosing Aerospace-Aviation360.com for Light Emitting Diode of Part Number 520-0000-1055-00 by L 3 Communications Dynamic. National Stock Number of this part is 5980015308367 , having CAGE Code No 0N962 and FSC name is 5980 Optoelectrical Devices And Associated Hardware. This is an ASAP Semiconductor owned and operated website.