14 CFR · Part 25
14 CFR § 25.1153
Propeller feathering controls.
(a)
There must be a separate propeller feathering control for each propeller. The control must have means to prevent its inadvertent operation.
(b)
If feathering is accomplished by movement of the propeller pitch or speed control lever, there must be means to prevent the inadvertent movement of this lever to the feathering position during normal operation.
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
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