An aviation cannon
This gun was the most effective serial German airgun.
Automatics is based on the mixed principle: unlocking of a bore and raising of a breech-block came true due to energy of powder gases.
The feed of the automatic device by cartridges tape. The tape moved from left to right. Counterrecoil mechanisms of a breech-block and a trunk spring.
The length of a gun full 2450 mm, weight of a gun of 143 kg. Rate of shooting of 425 shots/minutes. The initial missile velocity in weight 440 g was 710 m/s.
The length of the trunk was 182 mm. Weight of cartridges from 778 g till 935 g.
The gun МК-103 has been designed in a course of war and was technological enough. On responses of experts of Military academy of name Feliks Dzerzinckiy: «The gun was distinguished with simplicity of mechanisms, comparative simplicity of disassembly and assembly, wide application of punching and welding».
Lack of a gun was the big sharpness of work of a breech-block.
- "The history of aircraft armament." /Alexander Shirokorad/