| M1 MSBS | |
|---|---|
|  Prototype of a re-entry vehicle of an M1 missile in 1969. | |
| Type | SLBM | 
| Place of origin | France | 
| Service history | |
| In service | 1971-75 | 
| Production history | |
| Manufacturer | Aérospatiale | 
| Specifications | |
| Mass | 20,005 kg (44,103 lb) | 
| Length | 10.67 m (35.0 ft) | 
| Diameter | 1.49 m (4 ft 11 in) | 
| Blast yield | 1 × 1,000 kt (4,200 TJ) | 
| Engine | Two-stage solid-fuel rocket 440 kN (99,000 lbf) | 
| Operational range | 3,000 km (1,900 mi) | 
| Guidance system | Inertial | 
| Launch platform | Redoutable-class SNLEs (SSBNs) | 
The M1 MSBS was the first French submarine-launched ballistic missile.
Overview
In French, MSBS is the abbreviation for Mer-Sol Balistique Stratégique, or Sea-Ground Strategic Ballistic Missile. It has two stages. It was deployed on the Redoutable-class SNLEs (Sous-marin Nucléaire Lanceur d'Engins) (Device-launching Nuclear Submarine) or SSBNs from 1971 to 1975. It was replaced by the M2 MSBS in 1974–75.[1]
References
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