Data Quality83%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the ballistic missile submarines (ssbn) category.
01 / Overview
Benjamin Franklin-class submarine
Country
Prime contractor
Production
1964–1967
Quantity
12
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
BALLISTIC MISSILE SUBMARINES (SSBN) · COLD WAR
8
PERFORMANCE/PRICE
75
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the ballistic missile submarines (ssbn) category, regardless of era.
02 / Specs & Design
◎Identification7MOD.7
- Hull ClassificationSSBN
- Submarine TypeBallistic Missile Submarine (SSBN)
- Builder / ShipyardGeneral Dynamics Electric Boat, Newport News Shipbuilding, Mare Island Naval Shipyard
- Laid Down1963
- Commissioned1965
- Boats in Class12
- In ServiceYes
◈Displacement & Dimensions5MOD.5
- Surfaced Displacement7,396 t
- Submerged Displacement8,378 t
- Length129.54 m
- Beam10.06 m
- Draft8.64 m
▣Propulsion8MOD.8
- PropulsionNuclear
- Reactor TypeS5W PWR
- Nuclear-PoweredYes
- Air-Independent Propulsion (AIP)No
- Shaft Power11,185 kW
- Propulsor Typescrew propeller
- Top Speed (surfaced)16 kn
- Top Speed (submerged)21 kn
◇Diving & Endurance2MOD.2
- Test Depth396.24 m
- Complement (crew)280
◆Armament7MOD.7
- Torpedo Tubes4
- Torpedo Tube Diameter533 mm
- Cruise MissilesNo
- Ballistic Missiles (SLBM)Yes
- SLBM Count16
- Anti-Ship MissilesNo
- Mine-Laying CapableNo
▤Stealth1MOD.1
⬢Production2MOD.2
- First of Class1965
- Operators1
▲Fleet Status7MOD.7
- Completed12
- Active0
- Under Construction0
- Cancelled0
- Lost0
- Retired12
- Preserved3
03 / History
SERVICE LIFESPANStill in Service
- 1964Production started
- 1965Entered service
- 1967Production ended
62
years in service
3
years in production
12
units produced
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
BALLISTIC MISSILE SUBMARINES (SSBN) RANKING Ballistic Missile Submarines (SSBN) · Cold War
MASS RANKINGSMASS ↗
15BALLISTIC MISSILE SUBMARINES (SSBN)8COLD WAR · BALLISTIC MISSILE SUBMARINES (SSBN)235UNITED STATES · ALL WEAPONS6PERFORMANCE/PRICE · BALLISTIC MISSILE SUBMARINES (SSBN)
ⓘ Rankings are within theBallistic Missile Submarines (SSBN)category.
📖 TERMS ON THIS PAGE2terms
Ballistic missiles are rocket‑propelled weapons that follow a ballistic trajectory after launch, delivering warheads over long distances; submarine‑launched variants (SLBMs) are fired from submerged submarines.
Relating to or using nuclear energy, typically fission, for propulsion or power generation in military vessels.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources