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Code of Federal Regulations
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Subchapter C
Part 27
Subpart E
ECFR39e0f9be19cba8e
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.