The French NORD steam locomotive Type 231 Pacific – 3.1192 from 1936.
Nord 3.1201 to 3.1290 was a class of 90 Pacific (4-6-2) type steam locomotive of the Chemins de Fer du Nord. They served in the north of France and Belgium. The first batch were built in 1923, and last remaining were retired from service in the 1960s. These locomotives were widely known as “Superpacifics” due to their high performance, which made them famous even in Britain.
Fuel type: Coal
Fuel capacity: 8 t (17,600 lb)
Water cap: 37,000 l (8,100 imp gal; 9,800 US gal)
Boiler pressure: 17 kg/cm2 (1.67 MPa; 242 psi)
Cylinders: Four (Compound: 2 HP inside, 2 LP outside)
High-pressure cylinder 440 mm × 660 mm (17.32 in × 25.98 in)
Low-pressure cylinder 620 mm × 690 mm (24.41 in × 27.17 in)
