M56/33
105 mm towed howitzer M56/33
A towed 105 mm fire support howitzer with a 3500 mm barrel, two-baffle muzzle brake, horizontal sliding wedge breech, hydro-pneumatic recoil and equilibrator, a crew of six, a maximum rate of fire of 8 rounds per minute and a maximum range of 18.1 km with an extended-range base-bleed projectile, firing all NATO standard 105 mm ammunition.
Also written: 105
Enlarge 105 mm towed howitzer M56/33
Specification
| Barrel length | 3500 mm |
|---|---|
| Number of grooves | 36 |
| Twist | Uniform, right-hand (8°) |
| Muzzle brake | Two baffles |
| Breech mechanism | Horizontal sliding wedge |
| Recoil mechanism | Hydro-pneumatic |
| Maximum pressure | 2650 bar |
| Maximum projectile velocity | 675 m/s with HE-ER BT projectile |
| Ammunition compatibility | All NATO-standard 105 mm ammunition |
| Maximum rate of fire | 8 rounds/min |
| Equilibrator | Hydro-pneumatic |
| Barrel life | 7500 rounds with HE M1 round |
| Crew | 6 |
| Maximum range with HE-ER BB projectile | 18.1 km |
| Maximum range with HE-ER BT projectile | 15 km |
All data provided for information purposes; final specification is defined per contract.