Class of 4-6-2 "Pacific" type steam locomotives
Southern Pacific Class P-8 |
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Specifications |
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Configuration:
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• Whyte | 4-6-2 |
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• UIC | 2'C1' |
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Gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge |
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Driver dia. | 73 in (1,854 mm) |
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Wheelbase | 75.80 ft (23.10 m) |
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• Engine | 35.50 ft (10.82 m) |
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• Drivers | 13 ft (4.0 m) |
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Axle load | 60,700 lb (27,500 kg) |
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Adhesive weight | 180,000 lb (82,000 kg) |
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Loco weight | 297,800 lb (135,100 kg) |
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Tender weight | 160,800 lb (72,900 kg) |
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Total weight | 457,800 lb (207,700 kg) |
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Fuel type | Oil |
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Fuel capacity | 4,000 US gal (15,000 L; 3,300 imp gal) |
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Water cap. | 12,000 US gal (45,000 L; 10,000 imp gal) |
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Firebox: | |
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• Grate area | 70.40 sq ft (6.540 m2) |
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Boiler pressure | 210 psi (1.4 MPa) |
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Heating surface: | |
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• Firebox | 283 sq ft (26.3 m2) |
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Cylinder size | 25 in × 30 in (635 mm × 762 mm) |
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Valve gear | Walschaerts |
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The Southern Pacific Class P-8 was a class of 4-6-2 "Pacific" type steam locomotives that were built by the Baldwin Locomotive Works for the Southern Pacific Transportation Company in 1921.[1][2]