Code of Federal Regulations (Last Updated: July 5, 2024) |
Title 14 - Aeronautics and Space |
Chapter I - Federal Aviation Administration, Department of Transportation |
SubChapter G - Air Carriers and Operators for Compensation or Hire: Certification and Operations |
Subpart E - Special Airworthiness Requirements |
§ 125.129 - Fuel system lines and fittings.
Latest version.
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§ 125.129 Fuel system lines and fittings.
(a) Fuel lines must be installed and supported so as to prevent excessive vibration and so as to be adequate to withstand loads due to fuel pressure and accelerated flight conditions.
(b) Lines connected to components of the airplane between which there may be relative motion must incorporate provisions for flexibility.
(c) Flexible connections in lines that may be under pressure and subject to axial loading must use flexible hose assemblies rather than hose clamp connections.
(d) Flexible hoses must be of an acceptable type or proven suitable for the particular application.