The reference for locomotives and railcars


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Prussian G 73
German Reichsbahn class 560
Germany | 1893 | 85 produced
No. 85 of the Lübeck-Büchener Eisenbahn
No. 85 of the Lübeck-Büchener Eisenbahn
Werner Hubert / Eisenbahnstifung - Bildarchiv
Variant1893 variant1917 variant
ManufacturerHanomagMaffei, Krauss, Esslingen
Axle config2-8-0 (Consolidation) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length53 ft 6 7/16 in56 ft 11 1/8 in
Wheelbase20 ft 8 1/16 in
Fixed wheelbase13 ft 5 7/16 in
Empty weight28,726 lbs
Service weight123,900 lbs133,380 lbs
Adhesive weight111,333 lbs115,743 lbs
Axle load27,844 lbs28,947 lbs
Water capacity3,170 us gal4,359 us gal
Fuel capacity11,023 lbs (coal)15,432 lbs (coal)
Power sourcesteam
Estimated power738 hp (550 kW)
Optimal speed22 mph19 mph
Top speed28 mph
Starting effort21,645 lbf25,265 lbf
with start valve25,974 lbf30,318 lbf
Power Plant
Driver diameter49.2 in
Boiler pressure174 psi203 psi
Expansion typecompound
Cylinderstwo, HP: 20 7/8 x 24 13/16 in
and LP: 29 1/2 x 24 13/16 in
Grate area24.9 sq ft
Firebox area116.3 sq ft
Tube heating area1,550 sq ft
Evaporative heating area1,666.3 sq ft
Total heating area1,666.3 sq ft
Calculated Values
steam locomotive
last changed: 08 2023

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