Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 580-23A found under by Excelitas Canada Inc. The National Stock Number assigned to this part is 5850010572634, and the Federal Supply Class is 5850 Visible And Invisible Light Communication Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 580-23A.