| Class | W1 | ||||
|---|---|---|---|---|---|
| Railroad Line | L.N.E.R. | ||||
| Country | UK | ||||
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| Wheel Arrangement | 2'C1'1' h4v | Boiler Pressure | 31,6 kp/cm² | ||
| Tender | 4 | Grate Area | 3,25 m² | ||
| Driving Wheel Ø | 2032 mm | Heating Surface Area |
184,5 m² | ||
| Leading Wheel Ø | mm | Superheater Area | 13 m² | ||
| Trailing Wheel Ø | mm | Cylinder Ø | 257 / 508 mm | ||
| Length (over all) | 22 682 mm | Piston Stroke | 660 / 660 mm | ||
| Max. Speed (Design) | km/h | Max. Axle Loading | 21,3 Mp | ||
| Max. Speed (achieved) | km/h | Weight on drivers | 63,5 Mp | ||
| Power | hpi | Weight (total) | 175 Mp | ||
| Fuel | Coal | Power Transmission | Rods | ||
| Gauge | 1435 mm | Tractive Effort | Mp | ||
| First Bldg. Year | 1930 |
Number built | 1 |
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| In Klasse 8P umgebaut. | |||||