FORCETALLY
Loading the evidence…
Preparing your view.
Preparing your view.
Measured figures
QF 3.7-in heavy anti-aircraft gun · Length
Single source28 ft 3 in (8.6 m)[source]QF 3.7-in heavy anti-aircraft gun
Configuration
| Specification | Bofors 120 mm Automatic Gun L/46 | QF 3.7-inch AA gun |
|---|---|---|
| Type | Anti-aircraft autocannon[source] | Anti-aircraft gun[source]QF 3.7-in heavy anti-aircraft gun |
| Place of origin | Sweden[source] | United Kingdom[source]QF 3.7-in heavy anti-aircraft gun |
| In service | 1968–present[source] | 1937–present (the Nepalese Army still has 45 in service)[source]QF 3.7-in heavy anti-aircraft gun |
QF 3.7-in heavy anti-aircraft gun · Width
Single source7 ft 10 in (2.4 m)[source]QF 3.7-in heavy anti-aircraft gun
QF 3.7-in heavy anti-aircraft gun · Crew
Single source7[source]QF 3.7-in heavy anti-aircraft gun
Effective; 8.0 seconds to 21.7 seconds to
Single sourceEffective; Effective firing range
Single sourceMaximum; at 45°
Single source8.0 seconds to 5,000 m 21.7 seconds to 10,000 m[source]
18,500 m at 45°[source]
Maximum; QF 3.7-in heavy anti-aircraft gun · Ceiling Mk I–II Ceiling
Single sourceMaximum; QF 3.7-in heavy anti-aircraft gun · Horizontal
Single sourceMuzzle velocity
Single source810 m/s (2,700 ft/s)[source]
QF 3.7-in heavy anti-aircraft gun · Mk I–III
Single sourceQF 3.7-in heavy anti-aircraft gun · Mk VI
Single sourceMk I–III: 2,598–2,670 ft/s (792–814 m/s) Mk VI : 3,425 ft/s (1,044 m/s)[source]QF 3.7-in heavy anti-aircraft gun
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Used by | FAK 120 Swedish Army TAK 120 Finnish Navy Indonesian Navy[source] | UK & other Commonwealth countries[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Designer | AB Bofors[source] | Vickers[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Designed | 1963–1967[source] | 1937[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Manufacturer | AB Bofors[source] | — |
|---|
| No. built | FAK 120: 1 built TAK 120: 6 built[source] | approx. 10.000[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Variants | FAK 120 TAK 120[source] | — |
|---|
| Shell | 120 × 615 mm R Bofors[source] | Mk I–III: Fixed QF 94 x 675mm R Mk VI: 94 x 857mm R[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Shell weight | Complete cartridge: 33.7 kg (74 lb) High-Explosive shell: 21 kg (46 lb) Explosive charge: 3.2 kg (7.1 lb) Propellant charge: 5.5 kg (12 lb)[source] | 28 pounds (13 kg)[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Barrels | 1 × liquid-cooled[source] | — |
|---|
| Recoil | 47 cm (19 in) nominal[source] | Hydro-pneumatic[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Elevation | FAK 120: -5°/+85°, 25°/s TAK 120: -10°/+80°, 32°/s, acc 40°/s squared[source] | −5 to +80 degrees[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Traverse | FAK 120: 360°, 32°/s TAK 120: 360°, 40°/s, acc 50°/s squared[source] | 360 degrees[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Feed system | 52 rounds in feed system[source] | — |
|---|
| References | navweaps.com, tdf.chalmers.se, fromtheswedisharchives.wordpress.com[source] | — |
|---|
| Wars | — | World War II Indo-Pakistani War of 1947–1948[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Produced | — | 1937–1945[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Breech | — | Horizontal sliding-wedge[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Carriage | — | Mobile and static versions[source]QF 3.7-in heavy anti-aircraft gun |
|---|
| Reported operators | — |
|
|---|
Maximum; QF 3.7-in heavy anti-aircraft gun · Mk VI
Single sourceMaximum; QF 3.7-in heavy anti-aircraft gun · Slant
Single sourceHorizontal: 3.5 mi (5.6 km) Slant: 7.5 mi (12 km) Ceiling Mk I–II: 30,000 ft (9 km) Ceiling Mk VI: 45,000 ft (13.7 km)[source]QF 3.7-in heavy anti-aircraft gun