FAAFinal Rule
Special Conditions: Pratt and Whitney Canada, PW220A; Flat 30-second and 2-minute OEI Rating
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Summary
The FAA is setting special safety requirements for the Pratt and Whitney Canada PW220A aircraft engine, specifically defining how the engine performs during emergency situations when one engine fails. These rules ensure the engine meets safety standards for helicopters and other aircraft that depend on reliable backup power.
Key Points
- 1This regulation establishes performance standards for the PW220A engine during 30-second and 2-minute emergency operations when an aircraft loses engine power
- 2The rule affects helicopter manufacturers and operators who use this specific Pratt and Whitney Canada engine model
- 3The regulation ensures the engine can safely provide the necessary power during emergencies, protecting passengers and crew
- 4These special conditions allow the engine to be certified and approved for use in new or modified aircraft designs
- 5Compliance with these standards is required before the engine can be installed in commercial or military aircraft
Key Dates
Published
December 15, 2025
This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.
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