| 7,62 ItKk/31 VKT | |
|---|---|
 7,62 ItKk/31-40 VKT on M/31 cone mount | |
| Type | Anti-aircraft machine gun |
| Place of origin | Finland |
| Service history | |
| In service | 1933–1986 |
| Used by | Finland |
| Wars | Winter War Continuation War Lapland War |
| Production history | |
| Designer | Aimo Lahti |
| Designed | 1931 |
| Manufacturer | VKT (Valtion Kivääritehdas) |
| Produced | 1933–1944 |
| No. built | 507 |
| Variants | 7,62 ItKk/31-40 VKT |
| Specifications (7,62 ItKk/31 VKT) | |
| Mass | 104 kg (229 lb) with mount 47 kg weapon only |
| Length | 113 cm (44 in) |
| Barrel length | 72.3 cm (28.5 in) |
| Crew | 6 |
| Shell | 7.62×53mmR |
| Barrels | 2 |
| Action | Short-recoil operation |
| Carriage | M/31 cone mount M/40 tubular tripod mount |
| Elevation | -10° - 80° |
| Traverse | 360° |
| Rate of fire | 2× 900/minute |
| Muzzle velocity | 800 m/s (2,600 ft/s) |
| Effective firing range | 600 m (2,000 ft) |
| Maximum firing range | 1,000 m (3,300 ft) |
| Feed system | 250-round disintegrating metallic belts |
| Sights | Ring sight |
7,62 ITKK 31 VKT or 7,62 mm VKT anti-aircraft machine gun was the primary anti-aircraft machine gun of the Finnish Army during World War II. The weapon was designed by the Finnish gunsmith Aimo Lahti. 507 weapons were produced in two versions, 7,62 ItKk/31 VKT and an improved 7,62 ItKk/31-40 VKT, between 1933 and 1944.[1][2]
- ^ Vehviläinen, Raimo; Lappi, Ahti; Palokangas, Markku (2005), Itsenäisen Suomen ilmatorjuntatykit 1917-2000, Jyväskylä: Sotamuseo, pp. 85–86, ISBN 952-91-8449-2
- ^ Vehviläinen, Raimo; Lappi, Ahti; Palokangas, Markku (2005), Itsenäisen Suomen ilmatorjuntatykit 1917-2000, Jyväskylä: Sotamuseo, pp. 210–215, ISBN 952-91-8449-2