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Bliss-Leavitt Mark 7 torpedo
Photo: United States Navy · Wikimedia Commons · Public domain
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Bliss-LeavittMark7torpedo

Torpedoes · United States · 1912
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Bliss-LeavittMark7torpedo

Bliss-Leavitt Mark 7 torpedo
Bliss-Leavitt Mark 7 torpedo Photo: United States Navy · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Lethality
60
Range
50
Speed
45
Guidance / Homing
55
Counter-Measure Resistance
40
Depth Capability
50
Acoustic Stealth
30
Reliability
65
Technology
40
Cost-Effectiveness
70
Origin United States
ManufacturerE. W. Bliss Company
CategoryTorpedoes
EraPre-WWI / Industrial Age
In service1912–1945
Operators1 countries
Quantity240
Data Quality85%
MASS(Military Archive Scoring System)
51
Torpedoes MASS Rating
1/20
Pre-WWI / Industrial Age
71/116
All-Time
Torpedoes · 10 axes scored
Lethality
60
Range
50
Speed
45
Guidance / Homing
55
Counter-Measure Resistance
40
Depth Capability
50
Acoustic Stealth
30
Reliability
65
Technology
40
Cost-Effectiveness
70
ⓘ Regardless of era, the same scoring system applies to all units in the torpedoes category.
01 / Overview
Bliss-Leavitt Mark 7 torpedo
Category
Prime contractor
Production
1912–1945
Quantity
240
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TORPEDOES · PRE-WWI / INDUSTRIAL AGE
1
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
51
torpedoes category
ⓘ Performance/Price and MASS score are computed across all units in the torpedoes category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Weapon Typetorpedo
  • Service Entry Year1912
  • Weight738 kg
  • Length5.18 m
  • Diameter450 mm
  • In ServiceYes
◈Guidance & Homing5MOD.5
▣Performance3MOD.3
  • Propulsion Typesteam turbine
  • Top Speed35 kn
  • Range3,500 km
◇Warhead5MOD.5
  • Warhead Typecontact
  • Warhead Weight148 kg
  • Explosive Filler148 kg
  • Fuze Typecontact
  • Nuclear-CapableNo
◆Platform5MOD.5
▤Production2MOD.2
  • Total Production240
  • Operators1
⬢Warhead Detail3MOD.3
  • Detonation Mechanism / FuzeMk 3 Mod 1 contact exploder
  • Explosive Filler Weight148 kg
  • Explosive Filler TypeMk 7 Mod 5, TNT or Torpex
03 / History
SERVICE LIFESPANRetired
  1. 1912Production started
  2. 1939First deployment: World War II
  3. 1945Production ended
114
years in service
33
years in production
240
units produced
0
countries operating
ⓘ 1 countries retired it.
04 / Variants
▚ WEAPON FAMILY
Bliss-Leavitt Mark 7 torpedo 1912
// DERIVATIVES
05 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE5terms
Capability of launching an anti-tank guided missile from an airborne platform, such as a helicopter or aircraft.
A guided bomb is a munition that uses a guidance system to modify its flight path in real-time to ensure accuracy.
Ship-launched: a torpedo designed to be deployed from surface warships using onboard launch tubes or deck-mounted launchers.
A watercraft capable of independent operation underwater, primarily used for naval warfare, research, or exploration.
Designation for intercontinental ballistic missiles (ICBMs) deployed and launched from submerged submarines.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Torpedoes entry →