R-Class
First 21-Inch Torpedo Subs - R-class were first US submarines with larger 21-inch torpedoes. 20 boats built for WWI service.
Specifications
- Displacement (std)
- 497 t
- Displacement (full)
- 680 (submerged) t
- Length
- 173.9 ft
- Beam
- 16.6 ft
- Crew
- 33
- Ships built
- 20
- Commissioned
- 1918-1919
- Decommissioned
- 1930-1946
Performance
- Top speed
- 14 kn
- Range
- 5900
Armament
- Main guns
- 1× 3-inch/50 cal deck gun
- Secondary guns
- None
- Torpedoes
- 4× 21-inch
Armor & Systems
- Belt
- None
In-Game
- Tier
- T1
- Game power
- 13.29
- Research cost
- 292
- Credit cost
- 9,303
Notable
- First US submarines with 21-inch torpedoes