C.F.R. » Title 14 » CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION › SUBCHAPTER C—AIRCRAFT › PART 27—AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT › Subpart D—Design and Construction

14 C.F.R. § 27.691

Autorotation control mechanism

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Each main rotor blade pitch control mechanism must allow rapid entry into autorotation after power failure.