| Technical data | 105mm M56A1 |
|---|---|
| Caliber | 105 mm |
| Max. Range | 13 km |
| Weight of barrel assembly | 526 kg |
| Weight of barrel | 320 kg |
| Length of barrel | 2938/27,8 mm/cal |
| Length of riffling | 2566 mm |
| Number of grooves | 36 |
| Twist angle (°/cal) | uniform, right-hand (8° 56’/20) |
| Chamber volume | 2,5 dm3 |
| Type of muzle break | three baffles |
| Type of breech mechanism | horizontal sliding wedge |
| Weight of breech mechanism | 30 kg |
| Type of recoil mechanism | hydro-pneumatic |
| Weight of filed recoil mechanism | 153 kg |
| Maximum pressure | 2350 bar |
| Maximum projectile velocity | 570 m/s |
| Maximum rate of fire | 8 rounds/min |
| Range | 13000 m |
| Fire regime | 16/4, 30/10, 100/60 rounds/minute |
| Type of equilibrator | pneumatic |
| Number of crew | 7+1 |
