EVENT 354 Mens MC 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 1 | 3 | William Perry | 00 | S6 | Northampton | 45.56 |
| 2 | 7 | Arnost Petracek | 91 | S4 | Czech Rep | 41.11 |
| 3 | 11 | Andrew Mullen | 96 | S5 | Gr Britain | 36.32 |
| 4 | 15 | Andreas Bjornstad | 97 | S7 | Norway | 34.77 |
| 5 | 13 | Alexander Goodman | 91 | S7 | Gr Britain | 36.14 |
| 6 | 9 | Fabian Brune | 00 | S7 | Germany | 39.80 |
| 7 | 5 | Simon Prodanovic | 00 | S7 | Germany | 45.00 |
| 8 | 1 | Wei Soong Toh | 98 | S7 | Singapore | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 1 | 4 | William Hardy | 98 | S6 | Gr Britain | 45.40 |
| 2 | 8 | Darko Duric | 89 | S4 | Slovenia | 40.92 |
| 3 | 12 | Hannes Schuermann | 97 | S7 | Germany | 36.24 |
| 4 | 16 | Tobias Pollap | 86 | S7 | Germany | 32.13 |
| 5 | 14 | Zach Shattuck | 96 | S6 | USA | 34.92 |
| 6 | 10 | Mikael Natunen | 92 | S7 | Finland | 37.43 |
| 7 | 6 | Matthew Harding | 99 | S6 | Wirral Metro | 41.21 |
| 8 | 2 | Matz Topkin | 98 | S5 | Estonia | 46.28 |