| Displacement: | 4440t |
| Dimensions: | 203ft 5in wl, 205ft 1in deck x 53ft 2in mld, 54ft 11in ext x 25ft 1in mean, 26ft 2in max. Depth 23ft 6in |
| Same, meters: | 62.00, 62.50 x 16.20, 16.75 x 7.64, 7.97m. 7.17m |
| Masts: | Main 68ft 9in x 3ft 6in; Fore 63ft 0in x 3ft 5in; Mizzen 60ft 4in x 2ft 4in. Sail area 3748 sq.yd. |
| Armament: | (Design) GD 32-30p No.1; UD 34-30p No.2; SD 30-30p carr., 4-18p. (Hercule and Jemmapes 1837-41) GD 28-30p No.1, 4-22cm No.1 shell; UD 34-30p No.2; SD 30-30p carr., 4-16cm shell. (Hercule and Jemmapes 1847) GD 24-30p No.1, 8-22cm No.1 shell; UD 26-30p No.2, 8-22cm No.2 shell; SD 22-30p carr., 4-16cm shell. (Tage, Duguay Trouin, and Turenne 1854-55) GD 28-30p No.1, 4-22p No.1 shell; UD 30-30p No.2, 4-22cm No.2 shell; SD 22-30p carr., 4-16cm shell (Turenne: SD 24-30p No.3). |
| Complement: | 916 |
| Name | Builder | Laid down | Launched | Commiss. | Fate |
| HERCULE | Toulon | 6.24 | 29.7.36 | 1.5.37 | Stk. 23.3.60 |
| JEMMAPES | Lorient | 26.4.25 | 20.4.40 | 16.10.40 | Stk. 31.12.64 |
| TAGE | Brest | 26.8.24 | 15.4.47 | 1.3.54 | Steam 1857 |
| HENRI IV | Cherbourg | 17.7.29 | 14.9.48 | 21.5.50 | Lost 14.11.54 |
| AUSTERLITZ | Cherbourg | 17.4.32 | -- | -- | Steam 1852 |
| FLEURUS | Toulon | 4.25 | -- | -- | Steam 1853 |
| ANNIBAL | Lorient | 17.9.27 | -- | -- | Steam 1853 |
| DUGUAY TROUIN | Lorient | 17.9.27 | 29.3.54 | 16.7.55 | Steam 1857 |
| TURENNE | Rochefort | 13.6.27 | 15.4.54 | 24.5.54 | Steam 1858 |
| ULM | Rochefort | 13.6.25 | -- | -- | Steam 1854 |
| WAGRAM | Lorient | 23.2.33 | -- | -- | Steam 1854 |
| NAVARIN | Toulon | 5.32 | -- | -- | Steam 1854 |
| EYLAU | Toulon | 8.33 | -- | -- | Steam 1856 |