# SDR CALA2017081402650

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 2017
- Submitted: August 14, 2017
- Operation: Air carrier
- Aircraft: [N18119](https://openairdocs.org/aircraft/N18119), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27561
- Aircraft time: 76,871 hours, 18,751 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Structure
- Part number: 144N81282
- Condition: Corroded
- Location: Bs 1140
- 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/CALA2017081402650

## Discrepancy

BS 1140 + 6,  RBL 9 UPPER WHEELWELL SURFACE HAS A DOUBLER WITH CORROSION.  REMOVED AND INSTALLED NEW DOUBLER IAW SRM 57-40-05 , DRAWING 140N3441, REV J, SRM 57-40-02,  AMM 20-10-09-404-006, AMM 29-11-00-796-030, AND DRAWING 144N8006.

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