Engines and Propellers

Regulations & Policies

• Print

14 Code of Federal Regulations (CFR)

• 14 CFR Parts Applicable to Engines & Propellers
• Change Product Rule

Advisory Circulars

• ACs for Part 33 Turbine Engine Continued Rotation and Rotor Locking, Airworthiness Standards: Aircraft Engines
• ACs for Part 35, Airworthiness Standards: Propellers
• Additional AC guidance under Parts 20, 23, 25, and 43
• 20-66, Vibration and Fatigue Evaluation of Airplane Propellers
• 23-16, Powerplant Guide for Certification of Part 23 Airplanes and Airships
• 25.905-1, Minimizing the Hazards from Propeller Blade and Hub Failures
• 33-2, Aircraft Engine Type Certification Handbook
• 43-9, Maintenance Records
• 43-12, Preventive Maintenance
• 43.13-1, Acceptable Methods, Techniques, and Practices – Aircraft Inspection and Repair

Order

• 8110.42, Parts Manufacturer Approval Procedures

Policy

• Policy memos for Part 33, Airworthiness Standards: Aircraft Engines
• Policy memos for Part 35, Airworthiness Standards: Propellers

Technical Standard Orders

• C77b, Gas Turbine Auxiliary Power Units

Type Validation

• Validation of EASA/JAA Country Engine & Propeller Products