The TKB-517 (Russian: ТКБ-517) is an assault rifle designed by German Aleksandrovich Korobov. This rifle was externally similar to the AK-47, but based on the lever-delayed blowback mechanism invented by John Pedersen and refined by Pál Király.

The TKB-517 (Cyrillic: ТКБ-517) was a prototype assault rifle designed by German Korobov in 1957 and produced by TsKIB SOO in prototype form only. In 1957, the Soviet Main Missile and Artillery Directorate (GRAU) issued a set of requirements for …

Aug 21, 2010 · The TKB-517 was found to be the most accurate and controllable of all the designs submitted, especially in fully automatic fire mode. It was also much lighter and cheaper to manufacture than even the modified AK, which is quite an achievement in itself.

Korobov submits his improved TKB-517 rifle, still based on the Kiraly type delayed blowback action; this weapon was extensively tested against modified Kalashnikov AK rifle, as well a number of other designs, and found to be superior to all.

TKB-517 is delayed(retarded) blowback operated weapon, that uses two-part bolt system, designed prior to WW2 by Paul Kiraly of Hungary. In this system, bolt has two parts -lighter breech block with breechface and extractor, and heavier bolt carrier.

Feb 17, 2013 · The TKB-517 was lighter, more accurate and less complex than the AK. But the factories were already tooled to make the AK, so the totally new assault rifle was not adopted due to the industrial switching costs.

Aug 31, 2024 · TKB-517 - 7.62x39 - The TKB-517 was designed by German A. Korobov in 1957 and never left the prototype stage. In 1957 the Soviet Main Missile and Artillery Directorate (GRAU) issued a set of requirements for a new rifle for the Soviet Army.

Dec 13, 2014 · Cheaper to make, lighter, and more accurate in full auto than the AKM, the TKB-517 was arguably the superior weapon. Later, the French FAMAS bullpup would resurrect Paul Kiraly’s lever-retarded blowback mechanism.

Aug 25, 2024 · Korobov later came back in 1952 with TKB-517, but that too could not compete with Kalashnikovs design. In 1961 Korobov designed one of his most iconic rifles, the TKB-022.

Jul 11, 2019 · The German Aleksandrovitch Koborov used this principle in his rejected prototype, the TKB-517, thought to be cheaper to manufacture than the Kalashnikov. As it happened, the Avtomat that was selected was merely the Kalashnikov with …