| 1) | Collins, Kyle | Texas Tech | 46.35 (02/10-02/11) | 46.35 (02/10-02/11) | 46.38 (02/24-02/25) | 46.38 (02/24-02/25) | 46.87 (01/21) | 46.87 (01/21) | 46.89 (02/24-02/25) | 46.89 (02/24-02/25) |
| 2) | Neal, Andrew | Nebraska | 46.35 (02/24-02/25) | 46.35 (02/24-02/25) | 46.58 (02/24-02/25) | 46.58 (02/24-02/25) | 47.46 (01/21) | 47.46 (01/21) | 47.88 (02/03-02/04) | 47.88 (02/03-02/04) |