The reference for locomotives and railcars


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Great Northern (UK) class H4
London & North Eastern class K3
Great Britain | 1920 | 193 produced
K3/3 No. 61883 in August 1953 at Doncaster with a load of fish
K3/3 No. 61883 in August 1953 at Doncaster with a load of fish
Ben Brooksbank / Up Fish train entering Doncaster
ManufacturerDoncaster, Darlington, Armstrong Whitworth, Robert Stephenson & Co., North British
Axle config2-6-0 (Mogul) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Wheelbase25 ft 2 in
Fixed wheelbase16 ft 3 in
Service weight160,610 lbs
Adhesive weight134,400 lbs
Total weight257,155 lbs
Axle load44,800 lbs
Water capacity4,203 us gal
Fuel capacitycoal
Power sourcesteam
Estimated power1,000 hp (746 kW)
Optimal speed21 mph
Starting effort30,032 lbf
Power Plant
Driver diameter68 in
Boiler pressure180 psi
Expansion typesimple
Cylindersthree, 18 1/2 x 26 in
Grate area28 sq ft
Firebox area182 sq ft
Tube heating area1,901 sq ft
Evaporative heating area2,083 sq ft
Total heating area2,083 sq ft
Calculated Values
steam locomotive
last changed: 09 2023

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