Athearn Ready To Roll NP 4-6-6-4 Locomotive 5140
Prototype Details
The builder of the real-world equipment (e.g., EMD, GE, ACF).
ALCO
The build date, if printed on the model.
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The rebuild date, if printed on the model.
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The reweigh date, if printed on the model.
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The earliest time period appropriate for this item.
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The specific decades during which this item would be prototypical in revenue service.
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The approximate length of the car in feet.
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Specific measurements of the model or prototype. Format: [Type] [Value] (e.g. IL 40'6").
Allowed types:
• IL (Inside Length)
• IW (Inside Width)
• IH (Inside Height)
• OL (Outside Length)
• OW (Outside Width)
• OH (Outside Height)
• EH (Eaves Height)
• EW (Eaves Width)
• EXH (Extreme Height)
• EXW (Extreme Width)
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Volume or weight capacity markings as labeled on the model or prototype. Format: [Type] [Value] (e.g. CUFT 3000).
Allowed types:
• CUFT (Cubic Feet)
• CAPY (Nominal Capacity)
• LDLMT (Load Limit)
• LTWT (Light Weight)
• GRL (Gross Rail Load)
• MAX WGT (Max Cargo Weight)
• GAL (Gallons)
• US GAL (US Gallons)
• IMP GAL (Imperial Gallons)
• LITERS (Liters)
• KG (Kilograms)
• SHELL (Shell Capacity)
• DOME (Dome Capacity)
• WATER CAPY (Water Capacity)
• ICE CAPY (Ice Bunker Capacity)
• BKR CAPY (Bunker Capacity)
• LEVEL (Level Full Capacity)
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The official description provided by the manufacturer.
NP and SP&S road specific details. The Northern Pacific ordered 21 "Challengers" from the American Locomotive Company in 1936 and took delivery of them during 1936 and 1937.
Additional community-contributed notes or observations.
Initial Source: 10_N-scale_Z-8_Challenger_012717.pdf