# SDR UIEA2022082900912

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2022
- Submitted: September 13, 2022
- Operation: Air carrier
- Aircraft: [N489MC](https://openairdocs.org/aircraft/N489MC), registered now
- Make and model: Boeing 747412F
- Aircraft serial: 26553
- Aircraft time: 108,520 hours, 19,072 cycles
- System (JASC): [7100 · Powerplant System](https://openairdocs.org/jasc/7100)
- Part: None
- Condition: None
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2022082900912

## Discrepancy

NO.4 ENG O/B CORE COWL #4 LATCH FITTING CORROSION(<P>CORROSION REMOVED IAW SRM 51-10-02 AND REPROTECTED IAW SRM 51-20-01 CHECKED WITHIN SRM 54-40-90 ALLOWABLE DAMAGE 1 FIG 101 LIMITS ( SRM REV 95 DATE 20 JUN 2022 )</P>)

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