Japan National Railways, Model: DD51type1: DD511 type2: DD512 to DD5119 type3: DD5120 to DD5153 type4: DD51501 to DD51799 type5: DD51801 to DD51899 type6: DD511001 to DD511186 type7: DD511801 to DD511805
Built: 1962-1972, 1977 Purpose: Passenger, Freight Drive: B-2-B Output: Diesel engine 1000PS or 1100PS x 2, Fluid drive Gross weight: 84.0t or 81.0t