January 17, 1960.
The TO-55 flamethrower tank was adopted into service with the Soviet Army:

• Its serial production, based on the T-55 tank chassis, began in 1961.

• Compared to the TO-54 flamethrower tank, the maximum flamethrowing range increased from 160 to 200 meters.

• In urban combat, TO-55 flamethrower tanks were able to direct flames at windows and attic spaces up to the fifth floor of buildings from a distance of 130–160 meters.

• The direct-fire range against a 2-meter-high target with a headwind of 3 m/s was 110 meters.

• A total of 830 TO-55 flamethrower tanks were produced.

• The tank was withdrawn from service in 1997.

@WheelsOfDefenseGlobal