AD 53-15-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Hartzell Propeller, Inc. | HC-82XF-1 | HARTZELL Model HC-82XF-1 Propellers |
Unsafe Condition
Failure of pitch change link screws (P/N A-98) can result in broken, cracked, bent, or improperly seated screws, leading to hazardous situations and forced landings.
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Required Actions
Visually inspect all link screws for breaks, cracks, bends, or improper seating by August 1, 1953. Replace original A-98 screws with improved A-98-B screws per Hartzell Service Bulletin No. 24 by September 1, 1953. Propellers not listed in the service bulletin must contact the manufacturer for verification.
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Compliance Time
Prior to August 1, 1953, for inspection; prior to September 1, 1953, for replacement.
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Affected Aircraft
Hartzell Propeller, Inc. Model HC-82XF-1 propellers installed on Cessna 180 aircraft.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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