Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1745-PT1-A found under Programmer Microcircuit by Rockwell Automation Inc. The National Stock Number assigned to this part is 6625014543683, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1745-PT1-A.