Ethan Allen-class submarine
The Ethan Allen class of fleet ballistic missile submarine was an evolutionary development from the George Washington class. The Ethan Allen, together with the George Washington, Lafayette, James Madison, and Benjamin Franklin classes comprised the "41 for Freedom" that were the Navy's main contribution to the nuclear deterrent force through the late 1980s.
USS Ethan Allen | |
| Class overview | |
|---|---|
| Name | Ethan Allen class |
| Builders |
|
| Operators | United States Navy |
| Preceded by | George Washington class |
| Succeeded by | Lafayette class |
| Built | 1959–1963 |
| In commission | 1961–1992 |
| Completed | 5 |
| Retired | 5 |
| General characteristics | |
| Type | Ballistic Missile Submarine |
| Displacement | Surfaced: 6,946 long tons (7,057 t) Submerged: 7,884 long tons (8,011 t) |
| Length | 410 feet 4 inches (125.1 m) |
| Beam | 33.1 feet (10.1 m) |
| Draft | 29 feet 10 inches (9.1 m) |
| Propulsion |
|
| Speed |
|
| Test depth | 1,300 feet (400 m) |
| Complement | 12 Officers and 128 Enlisted (two crews, "Blue" and "Gold") |
| Armament | 16 Polaris A2/A3 missiles, 4 × 21 inch (533 mm) torpedo tubes, 12 torpedoes |
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