Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L1940A found under Optical Reader Data Entry by Rosato Francesco And C Srl. The National Stock Number assigned to this part is 7025015312190, and the Federal Supply Class is 7025 Adp Input Output And Storage Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like L1940A.