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Regulations last checked for updates: Jan 18, 2025
Title 14 - Aeronautics and Space last revised: Jan 16, 2025
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Title 14
Chapter I
Part 27
Subpart E - Subpart E—Powerplant
GENERAL
§ 27.901 - Installation.
§ 27.903 - Engines.
§ 27.907 - Engine vibration.
ROTOR DRIVE SYSTEM
§ 27.917 - Design.
§ 27.921 - Rotor brake.
§ 27.923 - Rotor drive system and control mechanism tests.
§ 27.927 - Additional tests.
§ 27.931 - Shafting critical speed.
§ 27.935 - Shafting joints.
§ 27.939 - Turbine engine operating characteristics.
FUEL SYSTEM
§ 27.951 - General.
§ 27.952 - Fuel system crash resistance.
§ 27.953 - Fuel system independence.
§ 27.954 - Fuel system lightning protection.
§ 27.955 - Fuel flow.
§ 27.959 - Unusable fuel supply.
§ 27.961 - Fuel system hot weather operation.
§ 27.963 - Fuel tanks: general.
§ 27.965 - Fuel tank tests.
§ 27.967 - Fuel tank installation.
§ 27.969 - Fuel tank expansion space.
§ 27.971 - Fuel tank sump.
§ 27.973 - Fuel tank filler connection.
§ 27.975 - Fuel tank vents.
§ 27.977 - Fuel tank outlet.
FUEL SYSTEM COMPONENTS
§ 27.991 - Fuel pumps.
§ 27.993 - Fuel system lines and fittings.
§ 27.995 - Fuel valves.
§ 27.997 - Fuel strainer or filter.
§ 27.999 - Fuel system drains.
OIL SYSTEM
§ 27.1011 - Engines: General.
§ 27.1013 - Oil tanks.
§ 27.1015 - Oil tank tests.
§ 27.1017 - Oil lines and fittings.
§ 27.1019 - Oil strainer or filter.
§ 27.1021 - Oil system drains.
§ 27.1027 - Transmissions and gearboxes: General.
COOLING
§ 27.1041 - General.
§ 27.1043 - Cooling tests.
§ 27.1045 - Cooling test procedures.
INDUCTION SYSTEM
§ 27.1091 - Air induction.
§ 27.1093 - Induction system icing protection.
EXHAUST SYSTEM
§ 27.1121 - General.
§ 27.1123 - Exhaust piping.
POWERPLANT CONTROLS AND ACCESSORIES
§ 27.1141 - Powerplant controls: general.
§ 27.1143 - Engine controls.
§ 27.1145 - Ignition switches.
§ 27.1147 - Mixture controls.
§ 27.1151 - Rotor brake controls.
§ 27.1163 - Powerplant accessories.
POWERPLANT FIRE PROTECTION
§ 27.1183 - Lines, fittings, and components.
§ 27.1185 - Flammable fluids.
§ 27.1187 - Ventilation and drainage.
§ 27.1189 - Shutoff means.
§ 27.1191 - Firewalls.
§ 27.1193 - Cowling and engine compartment covering.
§ 27.1194 - Other surfaces.
§ 27.1195 - Fire detector systems.
authority:
49 U.S.C. 106
(f), 106(g), 40113, 44701-44702, 44704
source:
Docket No. 5074, 29 FR 15695, Nov. 24, 1964, unless otherwise noted.
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