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title 14
Aeronautics and Space
chapter I
CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
part 25
PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES
subpart C
Subpart C—Structure
subjgrp 90
Fatigue Evaluation
Subjgrp 90. Fatigue Evaluation
§ 25.571 - Damage-tolerance and fatigue evaluation of structure.