The TM-1-14 was a Soviet railway gun from the Second World War with a caliber of 356 mm.
Description The barrel, with a weight of , came from the battle-cruisers of the Borodino-class, which were never completed.
The armour piercing shells, with a weight of , flew up to , with a speed of . Later versions, with a weight of , flew up to , with a speed of . High explosive shells, with a weight of reached up to .Iwan Semjonowitsch Zygankow, Jewgeni Alexandrowitsch Sossulin: Geschütze, Granatwerfer, Geschoßwerfer. Moskau 1980, S. 63. 3 charges were used.
In transport-configuration the height was . Transition to firing-configuration took one to three hours, where lifting up the gun took 23 minutes.
A rate of fire of 45 rounds per day could be attained.
The gun also could be installed on a firing platform.
Three guns each were in service with the 6th Railway Battery of the Pacific Fleet and the 11th Battery of the Baltic Fleet.
References
Franz Kosar: Eisenbahngeschütze der Welt. Stuttgart 1991, S. 155 f. und 228.