Data Quality85%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the naval guns category.
01 / Overview
203 mm/55 Modèle 1931 gun
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
NAVAL GUNS · INTERWAR PERIOD
25
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the naval guns category, regardless of era.
02 / Specs & Design
◎General5MOD.5
- Weapon TypeNaval gun
- Service Entry Year1931
- Weight22,000 kg
- Length11.3 m
- Diameter203 mm
◈Guidance & Homing1MOD.1
- GuidedNo
▣Performance2MOD.2
- Maximum Range (gun)31 km
- Rate of Fire (gun)4
◇Warhead2MOD.2
- Warhead Weight134 kg
- Nuclear-CapableNo
◆Platform4MOD.4
- Launch PlatformShip / Surface
- Submarine-LaunchedNo
- Ship-LaunchedYes
- Air-LaunchedNo
03 / History
SERVICE LIFESPANStill in Service
- 1931Production started
- 1939First deployment: World War II
95
years in service
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
NAVAL GUNS RANKING Naval Guns · Interwar Period
MASS RANKINGSMASS ↗
ⓘ Rankings are within theNaval Gunscategory.
📖 TERMS ON THIS PAGE2terms
Surface ship from which a torpedo is launched, typically a destroyer, cruiser, or dedicated torpedo boat.
Ship-launched: a torpedo designed to be deployed from surface warships using onboard launch tubes or deck-mounted launchers.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources