Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ULN2003AD found under Light Navigational by Texas Instruments Incorporated. The National Stock Number assigned to this part is 6220016244820, and the Federal Supply Class is 6220 Electric Vehicular Lights And Fixtures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ULN2003AD.