Konigliche Ostbahn 0-4-0 Locomotives in Germany

Class Details by Steve Llanso of Sweat House Media

Class 442 (Locobase 21060)

Data from "2/2 gek. Guterzug-Locomotive fur normal Spurweite-Konigliche Ostbahn", (Tegel bei Berlin, 1878), p. 21. Works numbers were 3691-3698 in 1879.

This was a pretty big locomotive for a four-coupled shunter.

Principal Dimensions by Steve Llanso of Sweat House Media

Locobase ID21060
RailroadKonigliche Ostbahn
Number in Class8
Road Numbers442-449
Number Built8
Valve GearAllan
Locomotive Length and Weight
Driver Wheelbase (ft / m)
Engine Wheelbase (ft / m)
Ratio of driving wheelbase to overall engine wheelbase
Overall Wheelbase (engine & tender) (ft / m)
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)56,769 / 25,750
Engine Weight (lbs / kg)56,769 / 25,750
Tender Loaded Weight (lbs / kg)44,644 / 20,250
Total Engine and Tender Weight (lbs / kg)101,413 / 46,000
Tender Water Capacity (gals / ML)2112 / 8
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 2.80 / 2.50
Minimum weight of rail (calculated) (lb/yd / kg/m)47 / 23.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)53.90 / 1370
Boiler Pressure (psi / kPa)145 / 10
High Pressure Cylinders (dia x stroke) (in / mm)16.54" x 24.02" / 420x610
Tractive Effort (lbs / kg)15,026 / 6815.69
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.78
Heating Ability
Tubes (number - dia) (in / mm)
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)
Firebox Area (sq ft / m2)
Grate Area (sq ft / m2)15.61 / 1.45
Evaporative Heating Surface (sq ft / m2)1069 / 99.31
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1069 / 99.31
Evaporative Heating Surface/Cylinder Volume178.96
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2263
Same as above plus superheater percentage2263
Same as above but substitute firebox area for grate area
Power L1
Power MT

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