|Engine Power (hp)||580|
|Speed Limit (km/h)||55|
|Standard Shell Penetration (mm)||204 - 276|
|Standard Shell Damage||233 - 388|
|Rate of Fire (rounds/min)||9.8|
An experimental medium tank. Developed between 1953 and 1958 in Nizhny Tagil to replace the T-54. Two prototypes were built, but in 1958 the project was terminated in favor of the Object 430.