Avionics and Gear Squawk Box

Airplane Propeller Problems

Editorial Staff

Tuesday, November 23, 2021 at 03:53 PM ET

Verified

Global 5000

Key Takeaways:

Aircraft propellers experienced various mechanical failures, including cracks, oil leaks, and being out-of-balance, leading to vibrations or requiring repair.
Several incidents involved malfunctions with propeller feathering systems, such as uncommanded feathering during critical operations or failures to unfeather.
Propeller pitch issues were reported, with a new propeller requiring re-pitching due to overspeeding.

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Cessna 152

Cracked Propeller Hub

Editorial Staff