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
Delta-class submarine
Country
Production
1965–1990
Quantity
34
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
BALLISTIC MISSILE SUBMARINES (SSBN) · COLD WAR
4
PERFORMANCE/PRICE
85
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 ClassificationDelta I (Project 667B Murena)
- Submarine TypeBallistic Missile Submarine (SSBN)
- Builder / ShipyardAmur Shipbuilding Plant, Sevmash
- Laid Down1965
- Commissioned1972
- Boats in Class34
- In ServiceYes
◈Displacement & Dimensions5MOD.5
- Surfaced Displacement7,800 t
- Submerged Displacement10,000 t
- Length139 m
- Beam12 m
- Draft9 m
▣Propulsion8MOD.8
- PropulsionNuclear
- Reactor Typepressurized water-cooled reactor
- Nuclear-PoweredYes
- Air-Independent Propulsion (AIP)No
- Shaft Power38,700 kW
- Propulsor Typesteam turbines
- Top Speed (surfaced)12 kn
- Top Speed (submerged)25 kn
◇Diving & Endurance3MOD.3
- Test Depth320 m
- Maximum Operating Depth400 m
- Complement (crew)120
◆Armament8MOD.8
- Torpedo Tubes4
- Torpedo Tube Diameter533 mm
- VLS Cells0
- Cruise MissilesNo
- Ballistic Missiles (SLBM)Yes
- SLBM Count12
- Anti-Ship MissilesNo
- Mine-Laying CapableNo
▤Sensors2MOD.2
- Bow SonarMGK-400 Rubikon
- Combat SystemD-9 launch system, Almaz-BDR torpedo fire control
⬢Stealth1MOD.1
▲Production2MOD.2
- First of Class1972
- Operators1
◎Fleet Status6MOD.6
- Completed18
- Active5
- Under Construction0
- Lost0
- Retired18
- Preserved0
03 / History
SERVICE LIFESPANStill in Service
- 1965Production started
- 1972Entered service
- 1990Production ended
61
years in service
25
years in production
34
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 ↗
8BALLISTIC MISSILE SUBMARINES (SSBN)4COLD WAR · BALLISTIC MISSILE SUBMARINES (SSBN)11RUSSIA · ALL WEAPONS1PERFORMANCE/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