AD 2005-13-01
Unsafe Condition
Propeller hub failure and blade separation due to an unknown root cause, leading to damage and possible loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform initial and repetitive visual inspections of propeller blades for blade shake and blade nut preload. Conduct an ultrasonic inspection of the propeller hub, followed by an eddy current inspection if any cracks are discovered. Send a hub inspection report to the manufacturer. Replace the propeller if any signs of blade shake, cracks, or other damage to the propeller hub outside serviceable limits are detected during inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Hoffmann Propeller GmbH & Co KG Models HO-V343 and HO-V343K propellers.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.