The reference for locomotives and railcars
Emperor Ferdinand Northern Railway series IX (191)
Imperial-Royal State Railways class 191
Austria-Hungary | 1888 | 2 produced
No. 907 “Alexanderfeld”
No. 907 “Alexanderfeld”
ManufacturerWiener Neustadt
Axle config0-6-4T 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length33 ft 0 7/8 in
Wheelbase21 ft 3 7/8 in
Fixed wheelbase8 ft 10 5/16 in
Empty weight63,934 lbs
Adhesive weight52,029 lbs
Water capacity1,453 us gal
Fuel capacity3,307 lbs (coal)
Power sourcesteam
Estimated power335 hp (250 kW)
Optimal speed15 mph
Starting effort14,436 lbf
Power Plant
Driver diameter39.4 in
Boiler pressure174 psi
Expansion typesimple
Cylinderstwo, 14 9/16 x 18 1/8 in
Grate area14.6 sq ft
Firebox area61.4 sq ft
Tube heating area697.5 sq ft
Evaporative heating area758.9 sq ft
Total heating area758.9 sq ft
Calculated Values
steam locomotive
tank locomotive
secondary line
last changed: 08 2023

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