Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DL340M found under Display Optoelectronic by Siemens Microelectronics Inc. The National Stock Number assigned to this part is 5980011375151, 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 DL340M.