# SDR UIEA2018110902545

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2018
- Submitted: November 9, 2018
- Operation: Air carrier
- Aircraft: [N249BA](https://openairdocs.org/aircraft/N249BA), registered now
- Make and model: Boeing 747409
- Aircraft serial: 24309
- Aircraft time: 80,860 hours, 15,662 cycles
- System (JASC): [5521 · Elevator, Spar/Rib](https://openairdocs.org/jasc/5521)
- Part: Rib
- Part number: 65B0366335
- Condition: Corroded
- Location: Lt Elevator
- 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/UIEA2018110902545

## Discrepancy

RIB CORRODED IN THE LEFT ELEVATOR ES 256.811.  REMOVED, FABRICATED, AND REPAIRED IAW SRM 51-40-02, REV 41, EI T2018P55M-6105, AND T2018A55M-6099. INSTALLED IAW SRM 51-40-02, REV 41, AND DWG 65B03663 SH 2 AND 3.

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