# SDR KCSA202205161052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2022
- Submitted: May 16, 2022
- Operation: Air carrier
- Aircraft: [N741CK](https://openairdocs.org/aircraft/N741CK), registered now
- Make and model: Boeing 747-4H6F
- Registry model: [Boeing 747-4H6F](https://openairdocs.org/model/boeing-747-4h6f) (OpenAirDocs)
- Aircraft serial: 24315
- Aircraft time: 95,554 hours, 16,448 cycles
- System (JASC): [5520 · Elevator Structure](https://openairdocs.org/jasc/5520)
- Part: Fitting
- Condition: Corroded
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA202205161052

## Discrepancy

LH INBOARD ELEVATOR ACTUATOR O/B FITTING HAS EVIDENCE OF CORROSION.

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