| Item Code | Howitzer D30J 122 mm |
| Caliber | 122 mm |
| Muzzle velocity | 730 m/s |
| Max. Range | 17,300 m |
| Barrel length with muzzle brake | 4785 mm (39,5 cal.) |
| Barrel length without muzzle brake | 4270 mm (35,5 cal.) |
| Length of rifled part | 3400 mm |
| Powder chamber length | 594 mm |
| Field of action in elevation | −7° to 70° |
| Field of action traverse | at barrel elevation of: −5° to 18°: 360° |
| and barrel position | |
| - between mobile trails | 66° |
| mobile trails | ± 29° |
| Normal barrel recoil length on friling | 740-930 mm |
| Max. allowed recoil length | 940 mm |
| Length of howitzer in traveling position | 5330 mm |
| The breadth of the howitzer in traveling position | 2190 mm |