The reference for locomotives and railcars


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Lancashire & Yorkshire class 25
London, Midland & Scottish class 2F
Great Britain | 1876 | 280 produced
Preserved No. 957 in October 2012 at Ingrow West
Preserved No. 957 in October 2012 at Ingrow West
Thomas's Pics / Steam Locomotive in sepia
Variantsmaller boilerlarger boiler
ManufacturerBeyer, Peacock & Co., Vulcan Foundry, Sharp, Stewart & Co., Kitson & Co., Miles Platting
Axle config0-6-0 (Six-coupled) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Wheelbase15 ft
Fixed wheelbase15 ft
Service weight83,216 lbs85,344 lbs
Adhesive weight83,216 lbs85,344 lbs
Total weight143,920 lbs146,048 lbs
Axle load28,560 lbs29,904 lbs
Water capacity2,702 us gal
Fuel capacitycoal
Power sourcesteam
Estimated power450 hp (336 kW)475 hp (354 kW)
Optimal speed16 mph
Starting effort17,547 lbf19,512 lbf
Power Plant
Driver diameter54 in55.5 in
Boiler pressure140 psi160 psi
Expansion typesimple
Cylinderstwo, 17 1/2 x 26 in
Grate area19 sq ft19.5 sq ft
Firebox area90.5 sq ft89 sq ft
Tube heating area970.5 sq ft946 sq ft
Evaporative heating area1,061 sq ft1,035 sq ft
Total heating area1,061 sq ft1,035 sq ft
Calculated Values
steam locomotive
last changed: 10 2023

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