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120 mm KBM2 tank gun is intended for installation in main battle tanks Yatagan, as well as in modernized tanks T-72-120, T-54, T-55, T-59, T-62
, and serves to:
- defeat tanks and other armoured vehicles of the enemy;
- suppress and destroy fire support means and personnel of the enemy
The gun design meets NATO standards and can fire all types of 120 mm NATO ammunition. More over the gun design makes it possible to fire Ukraininan 120 mm guided missle.
Specifications of the gun
| Designation |
KBM2 |
| Calibre |
120 mm |
| Type |
smoothbore gun |
| Breech-block type |
semiautomatic with horizontal placement
of the wedge |
| Gun length |
6903 mm |
| Barrel length |
6000 mm (L50) |
| Normal recoil length |
260 to 300 mm |
| Maximum posible recoil length (STOP) |
310 mm |
| Initial pressure in the recuperator |
59 to 62 kgf/cm2 |
| Number of recoil brakes |
2 |
| Placement of recoil brakes |
symmetrical relative to the gun bore
axis |
| Number of recuperators |
1 |
| Gun weight |
2600 kg |
| Weight of gun recoiling part |
2115 kg |
| Muzzle velocity (when firing OFL 120F1 armour-piercing
round) |
1790 m/s |
| Maximum acceptable calculated gas pressure in charge
chamber |
7200 kgf/cm2 |
| Horizontal dispersion |
0.2 m (APFSDS, R=3,000 m)
0.25 m (HEAT, R=2,000 m) |
| Vertical dispersion |
0.2 m (APFSDS, R=3,000 m)
0.25 м (HEAT, R=2,000 m) |
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120 mm KBM2 tank gun
KBM2 tank gun
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