The reference for locomotives and railcars
French Eastern Railway series 11 No. 4401 to 4512
French State Railway 1-141 TB
France | 1910 | 112 produced
4401 on an old post card
4401 on an old post card
Pol Gillet
ManufacturerAteliers d'Epernay, Blanc-Misseron, Cail, Saint Léonard
Axle config2-8-2T (Mikado) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length45 ft 0 15/16 in
Wheelbase32 ft 3 13/16 in
Fixed wheelbase16 ft 8 13/16 in
Empty weight155,426 lbs
Service weight193,103 lbs
Adhesive weight129,081 lbs
Axle load32,606 lbs
Water capacity1,981 us gal
Fuel capacity7,716 lbs (coal)
Power sourcesteam
Indicated power1,183 hp (882 kW)
Optimal speed20 mph
Top speed56 mph
Starting effort38,641 lbf
Power Plant
Driver diameter62.2 in
Boiler pressure232 psi
Expansion typesimple
Cylinderstwo, 21 5/8 x 26 in
Grate area26.1 sq ft
Firebox area127.8 sq ft
Tube heating area1,240.9 sq ft
Evaporative heating area1,368.6 sq ft
Superheater area393 sq ft
Total heating area1,761.6 sq ft
Calculated Values
steam locomotive
tank locomotive
last changed: 10 2023

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