The Spitner anti-tank rifle is an experienced Soviet anti-tank rifle chambered for 14.5 × 114 mm of the 1939 type.
History
In the USSR, work on the creation of anti-tank guns began in 1936. Their development was led by V. V. Vladimirov , S. G. Simonov , V. A. Degtyarev , B. G. Shpitalny and others. The first anti-tank guns in the USSR were products of Vladimirov and Spitaln.
In mid-1939, anti-tank rifles of only 14.5 mm caliber were tested at the NPSVO test site (even before the official approval of this cartridge) developed by Rukavishnikov, Spital and Vladimirov in accordance with the new requirements (at high service-performance qualities mm armor of light tanks at distances up to 500 m at a meeting angle of 30 °, while the gun must have a small mass, good maneuverability and easy to disguise).
Description
The Spitner anti-tank rifle belonged to single-shot rifles with manual reloading and automatic shutter opening to increase practical rate of fire and facilitate extraction. Automatic rifle worked on the principle of using recoil with a short barrel stroke. Locking the barrel bore was made by skewing the hinged swing-type shutter, equipped with a special lever. The hammer-type impact mechanism is cocked when the bolt is unlocked. The special features of the anti-tank Spit gun include a trigger mechanism in which a fuse was not provided. Reflection of the cartridge case was made by a mobile extractor fixed in the receiver. An open sector sight on a high base, designed for a range of up to 1500 m. An elongated flame arrester was mounted on the muzzle of the barrel. The gun was supplied with folding bipods and a wooden butt [1] .