Engineering:M108 howitzer

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M108 Howitzer
ROCA M108 howitzer in Armor School Side View 20130302.jpg
A Taiwanese M108 self-propelled howitzer
TypeSelf-propelled gun
Place of originUnited States
Service history
In service1962–1975
WarsVietnam War
Production history
ManufacturerCadillac Motor Car Division of General Motors Corp
Specifications
Mass21 tons
Length6.11 m
Width3.15 m
Height3.28 m
Crew5

Shell105x372R semi-fixed, Shell (projectile)
Calibre105 mm caliber
Barrels30 calibers
Breechvertical sliding block
Elevation- 6 to + 75 degrees
Traverse360°
Rate of fire3-4 rounds/min
Effective firing rangeConventional: 11.5 km

Armour31.8mm
Main
armament
M103 105 mm Howitzer (87 rounds)
Secondary
armament
.50 caliber (12.7 mm) M2 machine gun
EngineDetroit Diesel turbocharged 8V-71T 8-cylinders
425 hp
Suspensiontorsion-bar
Operational
range
360 km
Speed56 km/h (35 mph)

The M108 Howitzer is an American self-propelled 105 mm howitzer, first introduced in the early 1960s as a replacement for the M52 self-propelled howitzer.[1]

The M108 was powered by a Detroit Diesel turbocharged 8V-71T 8-cylinders 405 hp engine. It used the same hull and turret as the 155 mm M109 self-propelled howitzer, and components of the M113 armored vehicle. The M108 was phased out soon after the American intervention in the Vietnam War, as the M109's 155 mm calibre was considered better fitted for modern war.

The M108 was used by several NATO countries.[2]

Operational history

The M108 in 1961

The M108 howitzer's sole use in combat occurred in the Vietnam War. M108s equipped the first U.S. Army field artillery unit deployed to the conflict, when the 3-6 Field Artillery Battalion was deployed to Pleiku on June 17, 1966. This was soon followed by the 1-40th Field Artillery Battalion to Dong Ha Combat Base in October, 1966. M108s were generally employed from fortified fire bases providing artillery support to units in the field. Because M108 and M109 howitzers could traverse their main gun 360 degrees, unlike towed artillery, they were ideal for holding fire base positions, which might be subject to attack from any direction. Both M108 battalions were withdrawn and phased out of U.S. Army service in 1975.[3]

General characteristics

  • Length: 6.11 m
  • Width: 3.15 m
  • Height: 3.28 m
  • Weight: 21 t
  • Speed: 56 km/h (35 mph)
  • Range: 360 km
  • Crew: 5
  • Armament:
    • Primary: M103 105 mm Howitzer
    • Secondary: .50 caliber (12.7 mm) M2 machine gun
  • Rate of fire: 4 rds/min
  • Shooting range: 11.5 km (HE) 15 km (HERA)

Users

An M108 self-propelled howitzer in Vietnam.
M108 (middle) at the Texas Military Forces Museum

Current users

  •  Chile: Chilean Army 21 M108 VBCL (Véhicule Blindé de Commandement et Liaison) (Former Belgian Army).
  •  Uruguay: National Army of Uruguay 10 M108AP.[4]

Former users

  •  Australia: Lent by US Army for Australian Defence Force during the Vietnam War.
  •  Belgium: Belgian Army: 95[5], until the 1980s.
  •  Brazil: Brazilian Army 72 M108AP, withdrawn,[6] 10 donated to Uruguay.[4]
  •  Cambodia: Khmer National Army: withdrawn[7]
  • Template:SPN: Spanish Army: 48, withdrawn
  •  Taiwan: Republic of China Army: 100
  •  Turkey: Turkish Army: 26 M108T withdrawn[8]
  •  United States: US Army withdrawn.
  •  Tunisia: Tunisian Army 48.

Comparable weapons

See also

References

External links