M102 howitzer
| M102 | |
|---|---|
| The M102 howitzer firing | |
| Type | Howitzer | 
| Place of origin | United States | 
| Service history | |
| In service | 1964–present | 
| Wars | Vietnam War Cambodian Civil War Invasion of Grenada Gulf War Kosovo War Iraq War Lebanese Civil War Salvadoran Civil War | 
| Production history | |
| Designed | 1962 | 
| Manufacturer | Rock Island Arsenal | 
| Specifications | |
| Mass | 1,496 kg (3,298 lb) | 
| Length | Travel: 6.40 m (21 ft) | 
| Barrel length | 32 calibres | 
| Width | Travel: 1.96 m (6 ft 5 in) | 
| Height | Travel: 1.59 m (5 ft 3 in) | 
| Crew | 8 | 
| Shell | 105 × 372 mm R | 
| Caliber | 105 mm (4.1 in) | 
| Action | Vertical sliding-wedge | 
| Recoil | Hydro-pneumatic | 
| Carriage | Box trail | 
| Elevation | −5° to +75° | 
| Traverse | 360° | 
| Rate of fire | Maximum: 10 rpm Normal: 3 rpm | 
| Effective firing range | 11.5 km (7.1 miles) | 
| Maximum firing range | 15.1 km (9.4 miles) with rocket-assisted projectile | 
The M102 is a light, towable 105 mm howitzer used by the United States Army in the Vietnam War, the Gulf War, and the Iraq War.