EVENT 306 Mens MC 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 2 | Hjortur Ingvarsson | 20 | S6 | Iceland | 53.96 |
| 1 | 6 | Bashar Halabi | 19 | S7 | Israel | 44.00 |
| 2 | 10 | Adam Purdy | 34 | S6 | Canada | 38.40 |
| 3 | 14 | Grant Taylor | 21 | S7 | Cockermouth | 36.23 |
| 4 | 18 | Jean-Michel Lavalliere | 25 | S7 | Canada | 33.20 |
| 5 | 16 | Nathan Clement | 21 | S7 | Canada | 34.70 |
| 6 | 12 | W Holland-Leavens | 25 | S6 | Co Salford | 37.34 |
| 7 | 8 | Damian Ng | 25 | S7 | Maidenhead | 41.12 |
| 8 | 4 | Matthew Harding | 16 | S6 | Wirral Metro | 45.23 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 3 | Danial Murphy | 26 | S5 | Canada | 48.60 |
| 1 | 7 | Thomas Urry | 21 | S7 | Kingston Roy | 42.94 |
| 2 | 11 | Andrew Mullen | 19 | S5 | Ren 96 | 37.66 |
| 3 | 15 | Alexander Goodman | 24 | S7 | Portsmouth N | 35.10 |
| 4 | 19 | Sascha Kindred | 38 | S6 | Co Hereford | 32.50 |
| 5 | 17 | Tobias Pollap | 29 | S7 | Germany | 33.69 |
| 6 | 13 | Mikael Natunen | 23 | S7 | Finland | 36.72 |
| 7 | 9 | Hannes Schuermann | 18 | S7 | Germany | 40.00 |
| 8 | 5 | Ricardo Ten | 40 | S5 | Spain | 44.71 |
| 9 | 1 | Mikael Fredriksson | 25 | S3 | Sweden | 1:09.36 |