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Thread: Highest Flight Level Actually Flown by a 747
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Old 17th Nov 2005, 03:23
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Willit Run
 
Join Date: Jun 2001
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The classics are certified to 45,100 feet. Boeing may have done test flights to 510, but the type certificate is to 45,100. I have had a -100 with "A" model Pratts to FL430. It did fine.
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