| Bliss-Leavitt Mark 7 torpedo | |
|---|---|
 Bliss-Leavitt Mark 7 torpedo outside the torpedo factory on Goat Island, Newport, Rhode Island, August 1913. | |
| Type | Anti-surface ship torpedo[1] |
| Place of origin | United States |
| Service history | |
| In service | 1912–1945[1] |
| Used by | United States Navy |
| Wars | World War II |
| Production history | |
| Designer | Frank McDowell Leavitt |
| Designed | 1911[1] |
| Manufacturer | E. W. Bliss Company |
| No. built | 240[2] |
| Variants | Short Mark 7 torpedo Mod A[2] Mod 2A Mod 5A |
| Specifications | |
| Mass | 1628 pounds[1] |
| Length | 204 inches[1] |
| Diameter | 17.7 inches (45 centimeters)[1] |
| Effective firing range | 3500–6000 yards[1] |
| Warhead | Mk 7 Mod 5, TNT or Torpex |
| Warhead weight | 326 pounds[1] |
Detonation mechanism | Mk 3 Mod 1 contact exploder[1] |
| Engine | Turbine[1] |
| Maximum speed | 35 knots |
Guidance system | Gyroscope[1] |
Launch platform | Destroyers and submarines[1] |
The Bliss-Leavitt Mark 7 torpedo was a Bliss-Leavitt torpedo developed and produced by the E. W. Bliss Company and the Naval Torpedo Station in Newport, Rhode Island in 1911.