The Soviet experimental heavy tank “Object 277”
It was developed in 1957. A prototype has been issued. He was not in service. In the battles was not used.
Tactical and technical characteristics
Weight – 55 tons
Crew – 4 people
Overall dimensions (length x width x height), mm. 10150 x 3380 x 2500
Armament
gun – 1 piece, caliber – 130 mm., ammunition – 26 shots
machine gun – 1 piece, caliber – 14.5 mm., ammunition – 250 shots
Armor protection, mm: forehead hull .. 120, forehead of the turret .. 290
Engine power, HP 1000
The maximum speed is 55 km / h
Cruising range along the highway, km 190
The depth of water barriers, fordable – 1.2 meters
Design Features
The base is special, separate design decisions of the IS-7 and T-10 tanks were used. The overall layout is classical.
Armament – available: cassette-type charging mechanism semi-automatic with electric drive; stabilizer arms in two planes; automated fire control system; sight-rangefinder; blowing the barrel bore with compressed air.
Protection – the body is welded, side sheets are bent with variable thickness, the front part of the hull and towers are cast, the bottom of the structure is trough-like.
Chassis – engine 12-cylinder, V-shaped, four-stroke diesel water cooling with a drive centrifugal supercharger and ejection cooling system; transmission mechanical planetary (in one block with the engine); suspension torsion beam, beam shock absorbers are installed on the first, second and eighth suspension.