| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 5 | 51.34 (12.32 25.07 38.28 51.34) |
||
| 2 | 2 | 50.72 (12.19 24.94 37.95 50.72) |
||
| 3 | 7 | 51.56 (12.29 25.06 38.37 51.56) |
||
| 4 | 1 | 49.68 (11.72 23.96 36.73 49.68) |
||
| 5 | 6 | 51.53 (12.01 24.62 38.16 51.53) |
||
| 6 | 3 | 51.17 (11.97 24.45 37.93 51.17) |
||
| 7 | 4 | 51.22 (12.06 24.51 38.01 51.22) |
||
| 8 | 8 | 51.59 (12.39 25.11 38.45 51.59) |