Determining Fuel Efficiency for Subsonic Airplanes | Midpage

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Code of Federal Regulations

Subpart B

Determining Fuel Efficiency for Subsonic Airplanes

38.11Fuel efficiency metric.38.13Specific air range.38.15Reference geometric factor.38.17Fuel efficiency limits.38.19Change criteria.38.21Approval before compliance testing.38.23Manual information and limitations.