| Norfolk & Western J Class (1903) |
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| Specifications |
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Configuration:
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| • Whyte | 4-4-2 |
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| Gauge | 4 ft 8+1⁄2 in (1,435 mm) |
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| Driver dia. | 79 in (2,007 mm) |
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| Length | 109 ft 2 in (33.27 m) |
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| Height | 16 ft 2 in (4.93 m) |
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| Axle load | 72,000 lb (32.7 tonnes) for drivers |
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| Adhesive weight | 80,930 lb (36.7 tonnes) |
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| Loco weight | 169,090 lb (76.7 tonnes) |
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| Tender weight | 100,000 lb (45.4 tonnes) |
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| Total weight | 269,090 lb (122.1 tonnes) |
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| Fuel type | Coal |
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| Fuel capacity | 10,000 lb (4.5 tonnes) |
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| Water cap. | 6,000 US gal (23,000 L; 5,000 imp gal) |
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| Firebox: | |
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| • Grate area | 45.1 sq ft (4.19 m2) |
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| Boiler pressure | 200 lbf/in2 (1.38 MPa) |
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| Heating surface: | |
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| • Firebox | 165 sq ft (15.3 m2) |
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| • Tubes and flues | 4,693 sq ft (436.0 m2) |
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Superheater:
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| • Heating area | 2,177 sq ft (202.2 m2) |
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| Cylinders | Two |
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| Cylinder size | 19 in × 28 in (483 mm × 711 mm) |
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| Valve gear | Stephenson |
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| Valve type | Piston valves |
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Norfolk and Western Class J of 1903 or the Second J Class was a class of 4-4-2 steam locomotives purchased by Norfolk and Western Railway. They were before the more well known J class of 1941. The retirement of the first J classes in 1900 left the designation available for reuse for these engines. There were 7 of these Class Js made, and they were retired between 1931 and 1935, once again leaving the "J" class designation available to be reused in 1941.[1]
References