M101/M2A1
105 mm howitzer M101/M2A1 upgrade
Upgrade of the 105 mm M101/M2A1 howitzer that replaces the 23-calibre barrel with a 33-calibre barrel fitted with a double baffle muzzle brake, together with a higher-pressure breech and breech block, a new equilibrator spring and added trail weight, raising range to 18.1 km with the HE-ER base bleed projectile and 15 km with the HE-ER boat-tail projectile.
Also written: 105
Enlarge 105 mm howitzer M101/M2A1 upgrade
Specification
| Range with HE-ER BB projectile (base bleed unit) | 18.1 km |
|---|---|
| Range with HE-ER BT projectile (boat-tail) | 15 km |
| Range gain over M101/M2A1 with HE-ER BB round | 60% |
| Range gain over M101/M2A1 with HE-ER BT round | 32% |
| New barrel length | 33 calibres (replacing 23 calibres) |
| Muzzle brake | New double baffle |
| Other upgrade items | Breech and breech block replaced with identical parts made from steel capable of withstanding higher pressures; equilibrator spring replaced; additional weight added on the trails |
All data provided for information purposes; final specification is defined per contract. Full technical data sheets are issued on request against a stated end-user.