Code of Federal Regulations

Title 14 - Aeronautics and Space
Volume: 1Date: 2023-01-01Original Date: 2023-01-01Title: Section 27.337 - Limit maneuvering load factor.Context: Title 14 - Aeronautics and Space. CHAPTER I - FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION. SUBCHAPTER C - AIRCRAFT. PART 27 - AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT. Subpart C - Strength Requirements. - Flight Loads.
§ 27.337 Limit maneuvering load factor. The rotorcraft must be designed for— (a) A limit maneuvering load factor ranging from a positive limit of 3.5 to a negative limit of −1.0; or (b) Any positive limit maneuvering load factor not less than 2.0 and any negative limit maneuvering load factor of not less than −0.5 for which— (1) The probability of being exceeded is shown by analysis and flight tests to be extremely remote; and (2) The selected values are appropriate to each weight condition between the design maximum and design minimum weights. [Amdt. 27–26, 55 FR 7999, Mar. 6, 1990]