The IS-85 was later referred to as IS-1. The first IS-1 rolled off the line in October 1943, but production was stopped in January 1944, as the IS-1 was quickly replaced by the IS-2. Because of this, only about 200 IS-1s were produced.

The IS-1 is the first variant of the IS heavy tank family. The new IS-1 was intended to overcome the lack of firepower and protection issues of the KV series with a whole new sloped hull design. This was a strong armour design intended to deflect or withstand projectiles from all sides.

IS-1 / IS-85 Heavy Tank (Object 237) The IS 1 tank and the IS 2 tank are the first in a series of heavy IS tanks. They were developed during the Great Patriotic War and began to be...

IS-1 may stand for: The Soviet tank IS-1 the first model of the Soviet Iosif Stalin tank series; The first model of the Soviet Istrebitel Sputnikov missile; see anti-satellite weapon; Nikitin IS-1, a retractable wing fighter aircraft

The first IS-1 (definitive series vehicles) rolled of the line in October 1943, but it was stopped in January 1944, as the IS-1 was quickly replaced by the all-better IS-2. Because of this only 200 to 207 were produced.

1 x V.2 IS diesel engine, 520 hp. Speed: 37 km/h. Range: 150 km. Armament: 1 x 85mm D5.T or 1 x 100mm D10 gun + 3 x 7.62mm MGs. Ammunition: 59 x 85 or 100mm rounds + 2,520 x 7.62mm rounds. Production: 107

The IS-1 redesignated the IS-2 for security reasons is the first Soviet heavy tank model of the IS tank series. It saw combat in World War II as well as service in other Soviet allied countries after the war.

2018年5月21日 · Detailing the technical specifications, development, and operational history of the IS-1 / JS-1 (Josef Stalin) Heavy Tank Tracked Combat Vehicle including pictures.

El IS-1 tenía la ventaja de contar con un casco mejor blindado, con hasta 100-120 mm de grosor en el frontal, manteniendo un peso similar o incluso inferior. El IS-1 se manejaba con una tripulación de 4 hombres: el conductor, el cargador, el artillero y el comandante.

IS-1 / IS-85 Heavy Tank (Object 237) - Combat Tank battles on the Kursk Bulge in the summer of 1943 clearly demonstrated the need to catch up with the enemy according to the technical data of...