| Name | Time | Date | Meet |
|---|---|---|---|
| Jacob Powell | 50.43 | Dec. 17, 2022 | Miami-FL vs. Northwestern vs. Army |
| Brian McKenrick | 50.51 | Feb. 24, 2018 | Army Invite |
| Samuel Mo | 51.72 | Jan. 16, 2016 | Army vs. Colgate, Lafayette |
| Austin Kong | 51.89 | Oct. 16, 2015 | Army vs. Massachusetts |
| Robert Fee | 52.24 | Oct. 2, 2010 | Army vs. Rowan |
