# SDR UIEA2017081501486

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2017
- Submitted: September 12, 2017
- Operation: Air carrier
- Aircraft: [N473MC](https://openairdocs.org/aircraft/N473MC), registered now
- Make and model: Boeing 747-45E
- Registry model: [Boeing 747-45E](https://openairdocs.org/model/boeing-747-45e) (OpenAirDocs)
- Aircraft serial: 27174
- Aircraft time: 97,847 hours, 17,365 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Flap
- Condition: Corroded
- Location: Lt  Wing
- 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/UIEA2017081501486

## Discrepancy

LT WING I/B MID-FLAP UPPER CENTER SECTION HAS 3EA AREAS OF CORROSION. REMOVED CORROSION, FABRICATED AND INSTALLED REPAIR DOUBLER PER SRM 57-53-01-02-01 DETAIL II AND SRM 51-70-10-2R-2 REPAIR 2.

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