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| Layout diagram | casemate, engine compartment at the rear, combat and control in the front cabin
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| Years of production | 1954-1956
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| Years of operation | 1956 |
| end of the 1960s
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| Number released, pcs | 77
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| Crew | 5 people
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| Combat weight, t | 35.7
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| Length of the hull, mm | 6000
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| Length with the gun forward, mm | 9970
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| Width, mm | 3270
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| Height, mm | 2560, 2060 on the cabin roof
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| Base, mm | 3840
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| Track, mm | 2640
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| Ground clearance, mm | 425..440
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| Armor type | steel rolled and cast homogeneous
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| Body front, mm / deg . | 100
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| Body front (top), mm / deg | 100/51 °
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| Body forehead (bottom), mm / degree | 80/55 °
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| Body side, mm / deg . | 85/0 °
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| Body stern, mm / degree | 45
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| Body stern (top), mm / deg | 45/60 °
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| Body stern (middle), mm / deg . | 45/17 °
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| Body Stern (bottom), mm / deg | 30/70 °
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| Bottom, mm | 20
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| Body Roof, mm | 20
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| Forehead chopping, mm / deg | 100/51 °
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| Board felling, mm / deg . | 80/26 °
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| Feeding of chopping, mm / deg . | 30/20 °
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| Felling roof, mm / deg | 20
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| Caliber and mark of the gun | 122 mm D-49
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| Type of gun | rifled gun
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| Barrel length, caliber | 48.7
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| Gun ammunition | 35
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| HV angles, deg | -4 .. + 16
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| HN angles, deg . | -8 .. + 8
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| Sights | TSH2-24, C-71-24, VK-4
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| Machine guns | 2 × 14.5-mm KPVT
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| Su-122-54 firing range | up to 13.4 km
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| Engine type | V-54
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| Engine power, l. s . | 520
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| Speed on the highway, km / h | 48
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| Speed over rough terrain, km / h | 20..25
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| Cruising on the highway, km | 360..400
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| Cruising on rough terrain, km | 240..260
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| Specific power, l. s / t | 14.3. 14.45
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| Suspension type | individual torsion bar, with hydraulic shock absorbers
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| Specific ground pressure, kg / cm² | 0.81
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| Gradeability, degrees | 30
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| Gradeability wall, m | 0.73
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