FORCETALLY
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At a glance
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
Length
Configuration
| Specification | QF 3.7-inch AA gun | Rheinmetall Oerlikon Millennium Gun |
|---|---|---|
| Type | Anti-aircraft gun[source]QF 3.7-in heavy anti-aircraft gun | CIWS[source] |
| Place of origin | United Kingdom[source]QF 3.7-in heavy anti-aircraft gun | Switzerland[source] |
| In service | 1937–present (the Nepalese Army still has 45 in service)[source]QF 3.7-in heavy anti-aircraft gun | 2003–present[source] |
5.5 m[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 sourceMaximum; 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
Effective; Effective firing range
Single source3,500–5,000 m (3,800–5,500 yd)[source]
QF 3.7-in heavy anti-aircraft gun · Mk I–III L/50 Mk VI: L/65
Single sourceMk I–III: 15 ft 5 in (4.7 m) L/50 Mk VI: L/65[source]QF 3.7-in heavy anti-aircraft gun
QF 3.7-in heavy anti-aircraft gun · Rate of fire
Single source10–20 rpm[source]QF 3.7-in heavy anti-aircraft gun
Rate of fire
Single sourceSingle shot Rapid Single Shot Burst (automatic fire)
Single sourceSingle shot Rapid Single Shot: 200 rounds per minute Burst (automatic fire): 1000 rounds per minute[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
AHEAD
Single sourceAPDS/T
Single sourceBars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Used by |
|---|
UK & other Commonwealth countries[source]QF 3.7-in heavy anti-aircraft gun |
Danish Navy Venezuelan Navy Indonesian Navy[source] |
| Wars | World War II Indo-Pakistani War of 1947–1948[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Designer | Vickers[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Designed | 1937[source]QF 3.7-in heavy anti-aircraft gun | 1995[source] |
|---|
| Produced | 1937–1945[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| No. built | approx. 10.000[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Shell | Mk I–III: Fixed QF 94 x 675mm R Mk VI: 94 x 857mm R[source]QF 3.7-in heavy anti-aircraft gun | 35×228mm[source] |
|---|
| Shell weight | 28 pounds (13 kg)[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Breech | Horizontal sliding-wedge[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Recoil | Hydro-pneumatic[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Carriage | Mobile and static versions[source]QF 3.7-in heavy anti-aircraft gun | — |
|---|
| Elevation | −5 to +80 degrees[source]QF 3.7-in heavy anti-aircraft gun | -15 / +85 degrees rate: 70 degree/s[source] |
|---|
| Traverse | 360 degrees[source]QF 3.7-in heavy anti-aircraft gun | 360 degrees rate: 120 degrees per second[source] |
|---|
| Manufacturer | — | Rheinmetall Air Defence , Oerlikon Contraves[source] |
|---|
| Developed into | — | Rheinmetall Oerlikon Skyranger 35[source] |
|---|
| Barrels | — | Singular[source] |
|---|
| Action | — | Gas-operated four-chamber revolver cannon[source] |
|---|
| Feed system | — | 252 linkless rounds in installation[source] |
|---|
| Reported operators |
| — |
|---|
HEI
Single sourceAHEAD: 1,050 m/s (3,400 ft/s) HEI: 1,175 m/s (3,850 ft/s) APDS/T: 1,440 m/s (4,700 ft/s)[source]