# SDR FDEA2020070831459

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2020
- Submitted: July 8, 2020
- Operation: Air carrier
- Aircraft: [N593FE](https://openairdocs.org/aircraft/N593FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48551
- Aircraft time: 82,449 hours, 18,190 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Doubler
- Part number: ARB2706509
- Condition: Cracked
- 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/FDEA2020070831459

## Discrepancy

LT LOWER WING AT ACCESS PANEL AT STA XORS 683.4 TO 713.6 EXISTING REPAIR INTERNAL DOUBLER HAS A .050 INCH CRACK AT HOLE 29 AND .150 IN. CRACK AT HOLE 30.  REMOVED AND REPLACED DAMAGED INTERNAL DOUBLER IAW SRM 57-20-02-22 FIG 201 REPAIR 1 SHEET 1.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.