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ForceTally · AI-generated illustration · Not a photograph · AI-generated · OpenAI output terms · Source ↗ · Modified
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At a glance
GAU-12 Equalizerlarger figure on 1 of 3
SPG-9larger figure on 2 of 3
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source83.2 in (2.11 m)[source]
Length
Single sourceConfiguration
| Specification | GAU-12 Equalizer | SPG-9 |
|---|---|---|
| Type | Rotary cannon[source] | Recoilless gun Anti-tank gun[source] |
| Place of origin | United States[source] | Soviet Union[source] |
| Designer | General Electric[source] | — |
| Manufacturer | General Dynamics[source] | — |
| Cartridge | 25 × 137 mm[source] |
2.11 m (6 ft 11 in)[source]
GAU-12 with feed system
Single sourceGAU-22 without feed system
Single sourceGAU-12: 270 pounds (120 kg) with feed system GAU-22: 230 pounds (100 kg) without feed system[source]
Mass
Single sourcewith tripod
Single source47.5 kg (105 lb) 59.5 kg (131 lb) with tripod
1 gunner, 1 loader
Single source2 (1 gunner, 1 loader)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| — |
| Barrels | GAU-12: 5-barrel GAU-22: 4-barrel (progressive RH parabolic twist, 11 grooves)[source] | — |
|---|
| Action | Hydraulic, Electric, Pneumatic[source] | — |
|---|
| Feed system | Linked or linkless[source] | Manually breech-loaded[source] |
|---|
| Sights | Lead Computing Optical Sight System (LCOSS)[source] | PGO-9 optical 4× sight or PGN-9 IR and passive night sight[source] |
|---|
| Operation | electric[source] | — |
|---|
| Weight (complete) | 270 lb (122 kg)[source] | — |
|---|
| Projectile weight | (HEI) 6.5 oz (184 g); (API) 7.6 oz (215 g)[source] | — |
|---|
| Muzzle energy | (HEI) 73,400 ft·lbf (99,500 joules); (API) 79,300 ft·lbf (107,500 joules)[source] | — |
|---|
| In service | — | 1962–present[source] |
|---|
| Wars | — | Vietnam War Iran–Iraq War Salvadoran Civil War Lord's Resistance Army insurgency Gulf War Lebanese Civil War Iraq War Second Sudanese Civil War Third Sudanese Civil War Libyan Civil Wars Northern Mali conflict Syrian Civil War War in Iraq (2013-2017) War in Donbas Yemeni Civil War (2014–present) Saudi Arabian-led intervention in Yemen 2022 Kyrgyzstan–Tajikistan clashes Russo-Ukraine War Gaza war[source] |
|---|
| Breech | — | Interrupted screw[source] |
|---|
| Recoil | — | None[source] |
|---|
| Carriage | — | Tripod[source] |
|---|
| Elevation | — | +7°/−3°[source] |
|---|
| Traverse | — | 30° total[source] |
|---|
| Barrel length | — | Длина ствола , мм 1850[source] |
|---|
| Reported operators | — |
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