# SDR FDEA200909123292

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2009
- Submitted: September 14, 2009
- Operation: Air carrier
- Aircraft: [N913FD](https://openairdocs.org/aircraft/N913FD), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 24017
- Aircraft time: 84,316 hours, 25,419 cycles
- System (JASC): [5414 · Nacelle/Pylon, Plate/Skin](https://openairdocs.org/jasc/5414)
- Part: Skin
- Part number: 311N504653
- Part serial: 778041
- Condition: Corroded
- Location: Zone 400
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA200909123292

## Discrepancy

RT NAC- FWD INBD SKIN INNER WALL CORRODED, JUST AFT OF 443 GL ACCESS PANEL CUT-OUT. REMOVED CORROSION IAW SRM 54-50-01 FIG 101 L=1.0 INCH, W=1.0 INCH, D=0.035 INCH, ORIGINAL MAT. 0.90 INCH, MAT REMAINING 0.055 INCH FOUND TO BE OUT OF LIMITS IAW SRM 54-50-01 FIG 101.  RECEIVED NEW SKIN PN 311N5046-53 ON SERVICEABLE TAG NR 778041, SN 778041, SKIN ASSY INSTALLED IAW DWG 311N5002 SHEET 13 FWD AND AFT HEAT SHIELDS REINSTALLED IAW DWG 311N5002 SH 13 AND SB 757-54-0035 AND SRM 51-40-02, THIS IS A CATEGORY "A", MAJOR REPAIR.

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