# SDR DALA2017120508436

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2017
- Submitted: December 5, 2017
- Operation: Air carrier
- Aircraft: [N180DN](https://openairdocs.org/aircraft/N180DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 25985
- Aircraft time: 116,589 hours, 17,137 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Channel
- Condition: Corroded
- Location: Fuselage
- 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/DALA2017120508436

## Discrepancy

CORROSION LEVEL 1, THE KEEL AREA CROSS OVER "T" CHANNELS HAVE CORROSION. REPLACED CHANNELS PER SRM 53-50-12.

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