EVENT 503 Mens MC 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 3 | 1 | Alexander Hobbs | 12 | S7 | Mt Kelly | 1:47.20 |
| 4 | 3 | Levi Codling | 13 | S7 | Coalville | 1:41.09 |
| 5 | 2 | Jacob Chambers | 14 | S8 | Co Manch Aq | 1:41.60 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 6 | Conor Freeman | 16 | S14 | Leic Peng | 1:34.13 |
| 1 | 12 | Peter Harper | 19 | S14 | Marlborough | 1:24.78 |
| 2 | 18 | Ben Webster | 16 | S14 | Adwick | 1:20.13 |
| 3 | 24 | Connor Lockwood | 14 | S14 | Woking | 1:17.44 |
| 4 | 30 | Craig McNeil | 20 | S10 | Co Salford | 1:11.75 |
| 5 | 27 | Jack Sheffield | 15 | S14 | Co Salford | 1:15.98 |
| 6 | 21 | Joshua Fairchild | 19 | S14 | Co Coventry | 1:19.81 |
| 7 | 15 | George Eldredge | 16 | S14 | Brompton | 1:23.09 |
| 8 | 9 | James Brown | 15 | S9 | Bilston | 1:26.26 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 7 | Liam Hardy | 14 | S14 | Co Manch Aq | 1:29.96 |
| 1 | 13 | Caleb Grace | 19 | S14 | Littleh'pton | 1:24.60 |
| 2 | 19 | Benjamin Grainger | 14 | S10 | Io Man | 1:20.08 |
| 3 | 25 | Kieran Williams | 13 | S10 | Newquay | 1:17.25 |
| 4 | 31 | Callum Pearson | 21 | S10 | Hastings | 1:09.23 |
| 5 | 28 | Sol Bressat | 22 | S14 | TigersJersey | 1:14.78 |
| 6 | 22 | Evan Holt | 14 | S14 | Cockermouth | 1:18.32 |
| 7 | 16 | Ryan Potter | 14 | S14 | Blackpool Aq | 1:22.50 |
| 8 | 10 | Matthew Clowes | 18 | S8 | Caradon | 1:25.38 |
| 9 | 4 | William Whitehead | 12 | S8 | Rotherham Mo | 1:37.83 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 8 | Finlay Middleton | 15 | S8 | Mt Kelly | 1:27.11 |
| 1 | 14 | Billy Birchmore | 21 | S14 | Orpington OJ | 1:23.24 |
| 2 | 20 | Christopher Currie | 23 | S14 | Co Oxford | 1:19.94 |
| 3 | 26 | Joshua Monaghan-Coombs | 19 | S9 | Saxon Crown | 1:16.52 |
| 4 | 32 | Harry Wellington | 18 | S13 | Salisbury | 1:08.16 |
| 5 | 29 | Louis Hines | 20 | S14 | Watford SC | 1:13.74 |
| 6 | 23 | Aaron Gilbert | 19 | S14 | Orion | 1:18.04 |
| 7 | 17 | Oludaisi Adefisan | 17 | S9 | Beckenham | 1:20.43 |
| 8 | 11 | Luke Batty | 12 | S9 | Bolton Metro | 1:24.82 |
| 9 | 5 | Samuel Whearty | 15 | S9 | Colchester | 1:37.17 |