GER Class D81
LNER Class J20 |
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J20 No. 4697 rests along with numerous other freight engines at March Locomotive Depot on Sunday 14 July 1946 |
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| Specifications |
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Configuration:
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| • Whyte | 0-6-0 |
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| • UIC | C h2 |
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| Gauge | 4 ft 8+1⁄2 in (1,435 mm) |
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| Driver dia. | 4 ft 11 in (1.499 m) |
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| Wheelbase | 40 ft 11 in (12.47 m) |
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| Length | 54 ft 6 in (16.61 m) over buffers |
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| Loco weight | 54 long tons 15 cwt (122,600 lb or 55.6 t) |
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| Fuel type | Coal |
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| Firebox: | |
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| • Grate area | 26.5 sq ft (2.46 m2) |
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| Boiler pressure | 180 lbf/in2 (1.24 MPa) |
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| Heating surface | 1,834.2 sq ft (170.40 m2) |
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| Cylinders | Two, inside |
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| Cylinder size | 20 in × 28 in (508 mm × 711 mm) |
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| Career |
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| Operators | |
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| Class | |
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| Power class | BR: 5F |
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| Axle load class | LNER/BR: RA 5 |
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| Withdrawn | 1959–1962 |
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| Disposition | All scrapped |
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The GER Class D81 was a class of twenty-five 0-6-0 steam locomotives designed by A. J. Hill for the Great Eastern Railway. The all passed to the London and North Eastern Railway at the 1923 grouping and received the classification J20.
