Futlyar (Fizik-2) is a Russian deep-water homing torpedo tested by the Russian Navy in 2017; it entered service in the same year. Developed by the Saint Petersburg Research Institute of Marine Engineering and produced by the Dagdizel Machine-Building Factory, it will replace the UGST (Fizik-1.) Futlyar is a wire-guided, combustion-driven torpedo with a top speed about 50 kn (93 km/h; 58 mph) and a maximum depth capability of more than 500 m (1,600 ft). It would be able to hit targets at a range of about 50 km (27 nmi; 31 mi). It will first equip the new Borei and Yasen classes of nuclear submarines.[1][2][3]
| Futlyar | |
|---|---|
| Type | Heavyweight dual-purpose ASW and ASuW torpedo |
| Place of origin | Russia |
| Service history | |
| In service | 2017 |
| Used by | Russia |
| Production history | |
| Designer | St. Petersburg Research Institute of Marine Engineering |
| Manufacturer | Dagdizel |
| Specifications | |
| Length | 7.2 m (24 ft) |
| Diameter | 533 mm (21.0 in) |
| Warhead | High explosive |
| Warhead weight | 300 kg |
Detonation mechanism | Proximity or contact detonation |
| Engine | gas-turbine with pump-jet |
| Propellant | Otto fuel II |
Operational range | 50 km |
| Maximum depth | 500 meters |
| Maximum speed | 50 kn |
Guidance system | Wire, active and passive acoustic/wake homing |
Launch platform | Submarine |