AC 29-2B

Historical

Advisory circular · Certification of Transport Category Rotorcraft

A newer version is currentThis is a historical version. AC 29-2C CHG 9 is the version in force, approved June 23, 2023.

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 22, 2025.

Appendix 3 CG of Fragment Becomes Center of Rotation of Fragment For Separation Distance Calculations:

1/3 Rotor with 1/3 Blade Height FIGURE APX3-6. CROSS SECTION THROUGH AIRCRAFT AT PLANE

OF ROTATION OF THE ENGINE DISK FRAGMENT Page A3- 15

Versions of AC 29-2