# SDR FDEA201304120773

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2013
- Submitted: May 3, 2013
- Operation: Air carrier
- Aircraft: [N970FD](https://openairdocs.org/aircraft/N970FD), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 28166
- Aircraft time: 61,321 hours, 19,363 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Condition: Corroded
- Location: Bs 540
- 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/FDEA201304120773

## Discrepancy

RT INBD CREASE BEAM UPPER SURFACE HAS CORROSION AT BS 540.   REMOVED CORROSION IAW-SRM-51-10-02,  FOUND TO BE OUT OF LIMITS IAW-SRM-53-30-13   FIG.101 DETAIL VIII. REMOVED AND REPLACED INBRD CREASE BEAM IAW SRM-51-40-02 AND DRAWING 143N5520.  CAT."A" MAJOR REPAIR.

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