IS-7
| IS-7 | |
|---|---|
IS-7 in the Kubinka Tank Museum with an IS-4 in the background | |
| Type | Heavy tank |
| Place of origin | Soviet Union |
| Production history | |
| Designer | Nikolai Fedorovich Shashmurin |
| Designed | 1945 |
| Produced | 1946-1948 |
| No. built | 6 (prototypes) |
| Specifications | |
| Mass | 68 t (67 long tons; 75 short tons) |
| Crew | 5 |
| Cartridge weight | ~33 kg (73 lb) (shell only) |
| Calibre | 130 mm |
| Barrels | 1 |
| Action | breech loaded |
| Rate of fire | 6-8 rpm (Ready rack) |
| Muzzle velocity | ~900 m/s (3,000 ft/s) |
| Armour | Hull front: 150 mm at 65° angle Lower glacis: 120 mm Turret front: 250 mm at 65° angle Mantlet: 350 mm (rounded) Upper hull side: 150 mm Lower hull side:100 mm |
Main armament | 130 mm S-70 |
Secondary armament | 2 x 14.5 millimetres (0.57 in) KPVT (1 coaxial, 1 AA) 2 x SGS MG (hull, forward-facing) 2 x SGS MG (turret, rear-facing) 2 x SGS MG (coaxial) |
| Engine | M50T V12 diesel 1,050 hp (780 kW) |
| Suspension | torsion bar |
Operational range | 300 km |
| Maximum speed | 60 km/h (37 mph) |
| References | |
The IS-7 heavy tank, also known by its project name Object 260, is a Soviet tank that began development in 1945. The vehicle existed only in prototype form and was cancelled in favor of the T-10 tank.