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title 14
Aeronautics and Space
chapter I
CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
part 27
PART 27—AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT
subpart C
Subpart C—Strength Requirements
subjgrp 173
Fatigue Evaluation
Subjgrp 173. Fatigue Evaluation
§ 27.571 - Fatigue evaluation of flight structure.
§ 27.573 - Damage Tolerance and Fatigue Evaluation of Composite Rotorcraft Structures.
