Credit
Bandanschik · CC BY-SA 3.0 · Resized · CC BY-SA 3.0 · Source ↗ · Modified
FORCETALLY
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At a glance
M-46 field gunlarger figure on 4 of 5
Measured figures
Length
Single source11.73 m (38 ft 6 in)[source]
Length
Single sourceConfiguration
| Specification | M-46 field gun | M242 Bushmaster |
|---|---|---|
| Type | Towed field gun[source] | Chain gun autocannon[source] |
| Place of origin | Soviet Union[source] | United States[source] |
| Wars | Vietnam War Cambodian Civil War Eritrean War of Independence South African Border War Six-Day War Yom Kippur War Ethiopian Civil War Angolan Civil War Uganda–Tanzania War Sino-Vietnamese conflicts (1979–1991) Lebanese Civil War Iran–Iraq War Sri Lankan Civil War First Nagorno-Karabakh War Yugoslav Wars Kosovo War Syrian Civil War Yemeni Civil War (2014–present) Second Nagorno-Karabakh War Tigray War Israeli–Lebanese conflict Russo-Ukrainian War[source] | — |
| Designed | 1946–1950[source] |
M242 Bushmasterlarger figure on 1 of 5
Counts only measures both sources give with the same scope. A larger figure is not a better system.
2,672 mm (105.2 in)[source]
Maximum; base-bleed
Single sourceMaximum; rocket assisted
Single sourceMaximum; unassisted
Single source27.15 km (16.87 mi) (unassisted) 35 km (22 mi) (base-bleed) 44 km (27 mi) (rocket assisted)[source]
Effective; Effective firing range
Single sourceMaximum; Maximum firing range
Single sourceburst
Single sourcenormal
Single sourcesustained
Single source6 rpm (normal) 8 rpm (burst) 5 rpm (sustained)[source]
Cyclic with 1 hp or
Single sourcewith 8 hp
Single sourceBars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
1976[source] |
| Manufacturer | MOTZ[source] | Hughes Helicopters (1981–1985) McDonnell Douglas Helicopters (1985–2002) Alliant Techsystems (2002–2015) Orbital ATK (2015–2018) Northrop Grumman Innovation Systems (2018–present)[source] |
|---|
| Produced | 1951–1971[source] | 1981–present[source] |
|---|
| Shell | 130 x 845 mm R (R/184.6mm) separate-loading charge and projectile[source] | 25 × 137 mm[source] |
|---|
| Breech | Horizontal sliding-wedge[source] | — |
|---|
| Recoil | hydro-pneumatic[source] | — |
|---|
| Carriage | Split-trail[source] | — |
|---|
| Elevation | −2.5° to 45°[source] | — |
|---|
| Traverse | 50°[source] | — |
|---|
| In service | — | 1981–present[source] |
|---|
| Used by | — | See Operators[source] |
|---|
| Designer | — | Hughes Helicopters[source] |
|---|
| No. built | — | >11,000[source] |
|---|
| Variants | — | See variants[source] |
|---|
| Barrels | — | Single barrel (progressive RH parabolic twist)[source] |
|---|
| Action | — | Externally powered, chain driven, open bolt[source] |
|---|
| Reported operators |
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|---|
Cyclic: 200 rpm with 1 hp or 500 rpm with 8 hp[source]