# SDR FOTR20180816011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2018
- Submitted: August 16, 2018
- Operation: Air carrier
- Filed by: [Flightstar Aircraft Services LLC, repair station FOTR986N](https://openairdocs.org/faa-repair-station/FOTR986N/flightstar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: N677AN
- Make and model: Boeing 757223
- Aircraft serial: 29427
- Aircraft time: 54,159 hours, 18,947 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- Part number: 144N80678
- Condition: Corroded
- Location: Bs 1110
- Part time: 54,159 hours, 18,947 cycles
- 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/FOTR20180816011

## Discrepancy

LEFT MLG WW STIFFNER WAS EXFOLIATED AT BS 1110 JUST ABOVE THE KEEL BEAM.

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