25 mm automatic air defense gun M1940 (72-K)
| 25 mm automatic air defense gun M1940 | |
|---|---|
72-K at the Saint Petersburg Artillery Museum. | |
| Type | Anti-aircraft autocannon |
| Service history | |
| In service | 1941-1970s |
| Production history | |
| Designer | Kalinin plant #8 |
| Designed | 1939-1940 |
| Manufacturer | Plant #88 |
| Produced | 1941-1945 |
| No. built | 4,600 |
| Specifications | |
| Mass | 1,210 kilograms (2,670 lb) |
| Length | 5.3 metres (17 ft) |
| Width | 1.7 metres (5 ft 7 in) |
| Height | 1.8 metres (5 ft 11 in) |
| Crew | 6 |
| Shell | 25×218mmSR |
| Caliber | 25 millimetres (0.98 in) |
| Rate of fire | 240 rpm |
| Muzzle velocity | 910 metres per second (3,000 ft/s) |
| Maximum firing range | 2.4 kilometres (1.5 mi) |
| Feed system | 7-round clips |
The 25 mm automatic anti-aircraft gun model 1940, plant code 72-K, was a Soviet autocannon that entered service with the Red Army in 1941. The weapon's mobility and rate of fire were unsatisfactory and production stopped at the end of the Second World War.