FA-1 5231 and F7A 5023 by Frisco.org Posted on April 15, 2014 FA-1 5231 and F7A 5023 FA-1 5231 and F7A 5023 lead a freight train at Kansas City, Kansas in June 1961 (Al Chione). This entry was posted in GS Collection and tagged 5023, 5231, American Locomotive Company, Electro-Motive Division, F7A, FA-1. Bookmark the permalink.