G10 1916
| Name | No | Builder | Laid down | Launched | Comp | Fate |
| G1 | Chatham DYd | 10/1914 | 14/8/1915 | 12/1915 | BU 2/1920 | |
| G2 | Chatham DYd | 10/1914 | 23/12/1915 | 3/1916 | BU 2/1920 | |
| G3 | Chatham DYd | 10/1914 | 22/1/1916 | 3/1916 | BU 11/1921 | |
| G4 | Chatham DYd | 10/1914 | 23/10/1915 | 2/1916 | BU 6/1928 | |
| G5 | Chatham DYd | 10/1914 | 23/11/1915 | 1/1916 | BU 10/1922 | |
| G6 | Armstrong, Elswick | 12/1914 | 7/12/1915 | 5/1916 | BU 11/1921 | |
| G7 | Armstrong, Elswick | 12/1914 | 4/3/1916 | 8/1916 | sunk 1/11/1918 | |
| G8 | Vickers, Barrow | 12/1914 | 1/5/1916 | 6/1916 | sunk 14/1/1918 | |
| G9 | Vickers, Barrow | 12/1914 | 15/6/1916 | 8/1916 | sunk 16/9/1917 | |
| G10 | Vickers, Barrow | 3/1915 | 11/1/1916 | 4/1916 | BU 1/1923 | |
| G11 | Vickers, Barrow | 3/1915 | 22/2/1916 | 5/1916 | wrecked 22/11/1918 | |
| G12 | Vickers, Barrow | 4/1915 | 24/3/1916 | 6/1916 | BU 2/1920 | |
| G13 | Vickers, Barrow | 4/1915 | 18/7/1916 | 9/1916 | BU 1/1923 | |
| G14 | Scotts, Greenock | 12/1914 | 17/5/1917 | 8/1917 | BU 3/1921 | |
| G15 | White, Cowes | 1915 | --- | --- | cancelled 4/1915 |
|
Displacement standard, t |
|
|
Displacement normal, t |
703 / 837 |
|
Length, m |
57.0 |
|
Breadth, m |
6.90 |
|
Draught, m |
4.10 |
|
No of shafts |
2 |
|
Machinery |
G1 - 13: 8-cyl Vickers diesels / electric motors G14: FIAT diesels / electric motors G15: MAN diesels / electric motors |
|
Power, h. p. |
1600 / 840 |
|
Max speed, kn |
14.5 / 9 |
|
Fuel, t |
diesel oil 44 |
|
Armament |
1 - 533 TT (stern, 2), 4 - 450 TT (2 bow, 2 beam, 8), 1 x 1 - 76/45 QF Mk I HA |
|
Complement |
30 |
| Diving depth operational, m | 30 |
Ship project history: Partial double-hulled overseas submarines. 533mm torpedoes were applied for the first time on subs. All were ordered under 1914-15 Estimates: G1-7 pre-war and G8-15 in November 1914.
Modernizations: None.
Naval service: G7 and G8 were lost 1/11/1918 and 1/5/1916 respectively (the reasons precisely are not established), G9 was sunk 16/9/1917 by in error by British ships, G11 was divided during a storm 22/11/1918.
© Ivan Gogin, 2008-10