Karabin lotniczy wz. 37
| Karabin lotniczy obserwatora wz. 37 | |
|---|---|
| Type | aerial, flexible machine gun |
| Place of origin | Poland |
| Service history | |
| In service | 1937 to 1949 |
| Used by | See Users |
| Wars | World War II |
| Production history | |
| Designed | 1937 |
| Manufacturer | Państwowa Fabryka Karabinów |
| Produced | 1937 to 1939 |
| No. built | 339-24,000 |
| Specifications | |
| Mass | 7 kg (15 lb) (empty) |
| Length | 1,110 mm (44 in) |
| Barrel length | 611 mm (24.1 in) |
| Cartridge | 8x57mm IS |
| Caliber | 7.92mm |
| Action | gas operated |
| Rate of fire | 1100 round/min |
| Muzzle velocity | 853 m/s (2,800 ft/s) |
| Feed system | 91 rounds |
The karabin lotniczy obserwatora wz. 37 (Polish for "observers aviation rifle pattern 1937") is an aerial machine gun, a development of the ręczny karabin maszynowy wz. 28. It was designed as a manually operated machine gun for defensive firing positions on board combat aircraft of Polish Military Aviation.