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Home Page > Executive Branch > Code of Federal Regulations > Electronic Code of Federal Regulations
e-CFR Data is current as of February 4, 2010
TITLE 14--Aeronautics and Space
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
SUBCHAPTER C--AIRCRAFT
PART 25--AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES
Subpart A--GENERAL
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| Special retroactive requirements. |
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| Special provisions for ETOPS type design approvals. |
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| Incorporations by reference. |
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Subpart B--FLIGHT
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| Load distribution limits. |
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| Center of gravity limits. |
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| Empty weight and corresponding center of gravity. |
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| Propeller speed and pitch limits. |
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| Accelerate-stop distance. |
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| Takeoff distance and takeoff run. |
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| Landing climb: All-engines-operating. |
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| Climb: One-engine-inoperative. |
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| Directional and lateral control. |
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| Static longitudinal stability. |
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| Demonstration of static longitudinal stability. |
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| Static lateral-directional stability. |
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| Longitudinal stability and control. |
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| Directional stability and control. |
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| Spray characteristics, control, and stability on water. |
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| High-speed characteristics. |
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| Out-of-trim characteristics. |
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Subpart C--STRUCTURE
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| Strength and deformation. |
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| Symmetric maneuvering conditions. |
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| Flight maneuvering envelope. |
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| Limit maneuvering load factors. |
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| Gust and turbulence loads. |
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| Design fuel and oil loads. |
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| Side load on engine and auxiliary power unit mounts. |
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| Pressurized compartment loads. |
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| Unsymmetrical loads due to engine failure. |
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| Control surface loads: General. |
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| Loads parallel to hinge line. |
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| Secondary control system. |
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| Auxiliary aerodynamic surfaces. |
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| Landing load conditions and assumptions. |
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| Landing gear arrangement. |
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| Level landing conditions. |
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| Tail-down landing conditions. |
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| One-gear landing conditions. |
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| Rebound landing condition. |
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| Ground handling conditions. |
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| Taxi, takeoff and landing roll. |
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| Nose-wheel yaw and steering. |
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| Ground load: unsymmetrical loads on multiple-wheel units. |
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| Jacking and tie-down provisions. |
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| Design weights and center of gravity positions. |
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| Hull and main float load factors. |
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| Hull and main float landing conditions. |
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| Hull and main float takeoff condition. |
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| Hull and main float bottom pressures. |
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| Emergency landing dynamic conditions. |
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| Structural ditching provisions. |
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| Damage--tolerance and fatigue evaluation of structure. |
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Subpart D--DESIGN AND CONSTRUCTION
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| Accessibility provisions. |
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| Material strength properties and material design values. |
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| Aeroelastic stability requirements. |
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| Stability augmentation and automatic and power-operated systems. |
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| Control system gust locks. |
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| Lift and drag devices, controls. |
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| Lift and drag device indicator. |
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| Flap and slat interconnection. |
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| Brakes and braking systems. |
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| Motion and effect of cockpit controls. |
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| Cockpit control knob shape. |
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| Seats, berths, safety belts, and harnesses. |
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| Retention of items of mass in passenger and crew compartments and galleys. |
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| Passenger information signs and placards. |
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| Emergency exit arrangement. |
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| Emergency egress assist means and escape routes. |
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| Maximum number of seats abreast. |
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| Lower deck service compartments (including galleys). |
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| Cabin ozone concentration. |
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| Combustion heating systems. |
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| Tests for pressurized cabins. |
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| Lavatory fire protection. |
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| Cargo or baggage compartments. |
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| Thermal/Acoustic insulation materials. |
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| Cargo compartment classification. |
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| Cargo or baggage compartment smoke or fire detection systems. |
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| Combustion heater fire protection. |
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| Flammable fluid fire protection. |
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| Fire protection of flight controls, engine mounts, and other flight structure. |
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| Fire protection: other components. |
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| Fire protection: systems. |
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| Reinforcement near propellers. |
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| Electrical bonding and protection against static electricity. |
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Subpart E--POWERPLANT
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| Automatic takeoff thrust control system (ATTCS). |
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| Propeller vibration and fatigue. |
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| Turbojet engine thrust reverser system tests. |
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| Turbopropeller-drag limiting systems. |
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| Turbine engine operating characteristics. |
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| Inlet, engine, and exhaust compatibility. |
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| Thrust or power augmentation system. |
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| Fuel system analysis and test. |
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| Fuel system independence. |
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| Fuel system lightning protection. |
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| Flow between interconnected tanks. |
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| Fuel system hot weather operation. |
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| Fuel tank expansion space. |
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| Fuel tank filler connection. |
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| Fuel tank vents and carburetor vapor vents. |
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| Fuel tank ignition prevention. |
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| Fuel system lines and fittings. |
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| Propeller feathering system. |
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| Induction system icing protection. |
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| Carburetor air preheater design. |
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| Induction system ducts and air duct systems. |
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| Induction system screens. |
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| Inter-coolers and after-coolers. |
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| Exhaust driven turbo-superchargers. |
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| Powerplant controls: general. |
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| Auxiliary power unit controls. |
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| Propeller speed and pitch controls. |
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| Propeller feathering controls. |
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| Reverse thrust and propeller pitch settings below the flight regime. |
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| Carburetor air temperature controls. |
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| Fuel jettisoning system controls. |
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| Designated fire zones; regions included. |
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| Nacelle areas behind firewalls, and engine pod attaching structures containing flammable fluid lines. |
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| Flammable fluid-carrying components. |
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| Drainage and ventilation of fire zones. |
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| Engine accessory section diaphragm. |
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| Cowling and nacelle skin. |
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| Fire extinguishing systems. |
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| Fire extinguishing agents. |
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| Extinguishing agent containers. |
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| Fire extinguishing system materials. |
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Subpart F--EQUIPMENT
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| Function and installation. |
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| Flight and navigation instruments. |
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| Equipment, systems, and installations. |
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| Power source capacity and distribution. |
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| System lightning protection. |
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| High-intensity Radiated Fields (HIRF) Protection. |
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| Arrangement and visibility. |
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| Warning, caution, and advisory lights. |
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| Airspeed indicating system. |
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| Pitot heat indication systems. |
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| Magnetic direction indicator. |
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| Instruments using a power supply. |
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| Electrical equipment and installations. |
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| Circuit protective devices. |
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| Precautions against injury. |
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| Electrical supplies for emergency conditions. |
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| Electrical appliances, motors, and transformers. |
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| Position light system installation. |
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| Position light system dihedral angles. |
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| Position light distribution and intensities. |
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| Minimum intensities in the horizontal plane of forward and rear position lights. |
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| Minimum intensities in any vertical plane of forward and rear position lights. |
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| Maximum intensities in overlapping beams of forward and rear position lights. |
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| Anticollision light system. |
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| Wing icing detection lights. |
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| Pressurization and pneumatic systems. |
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| Protective breathing equipment. |
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| Oxygen equipment and supply. |
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| Minimum mass flow of supplemental oxygen. |
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| Equipment standards for the oxygen distributing system. |
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| Equipment standards for oxygen dispensing units. |
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| Means for determining use of oxygen. |
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| Chemical oxygen generators. |
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| Protection of oxygen equipment from rupture. |
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| Draining of fluids subject to freezing. |
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| Equipment containing high energy rotors. |
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Subpart G--OPERATING LIMITATIONS AND INFORMATION
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| Airspeed limitations: general. |
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| Maximum operating limit speed. |
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| Weight, center of gravity, and weight distribution. |
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| Auxiliary power unit limitations. |
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| Ambient air temperature and operating altitude. |
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| Instructions for continued Airworthiness. |
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| Maneuvering flight load factors. |
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| Additional operating limitations. |
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| Instrument markings: general. |
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| Airspeed limitation information. |
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| Magnetic direction indicator. |
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| Powerplant and auxiliary power unit instruments. |
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| Miscellaneous markings and placards. |
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Subpart H--ELECTRICAL WIRING INTERCONNECTION SYSTEMS (EWIS)
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| Function and installation: EWIS. |
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| Systems and functions: EWIS. |
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| Component identification: EWIS. |
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| Electrical bonding and protection against static electricity: EWIS. |
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| Circuit protective devices: EWIS. |
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| Accessibility provisions: EWIS. |
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| Flammable fluid fire protection: EWIS. |
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| Flammable fluid shutoff means: EWIS. |
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| Instructions for continued Airworthiness: EWIS. |
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| Powerplant and APU fire detector system: EWIS. |
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| Fire detector systems, general: EWIS. |
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