This is a 1:350 scale model of a Soviet / Russian Typhoon-class nuclear submarine. The model has been cut into seven large pieces in order to fit most 3D printer build volumes.
The pictured model has been printed out of PLA at 15% infil using a Prusa i3 Mk3S. Total print time took over 48 hours with a 0.4mm nozzle.
Original model source before modification:
