# SDR FDEA201606131981

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2016
- Submitted: June 13, 2016
- Operation: Air carrier
- Aircraft: [N620FE](https://openairdocs.org/aircraft/N620FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48791
- Aircraft time: 54,446 hours, 13,384 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Hinge
- Part number: ARC2512503
- Condition: Corroded
- Location: Te Flap
- 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/FDEA201606131981

## Discrepancy

LEFT WING INBD FLAP OTBD AFT HINGE, FLAP SIDE, PIVOT OTBD HOLE SURFACE CORROSION.  CORROSION FOUND EXCEEDED LIMIT AS CMM 57-52-03, EXISTING THICKNESS: 0.260", MATERIAL REMOVED: 0.074", REMAINING THICKNESS: 0.186", MINIMUM ALLOWABLE THICKNESS: 0.205".  STRAP REMOVED IAW EA 1-5750-71784E-PT5, STEP 1.  NEW REPLACEMENT OTBD STRAP MACHINED IAW EA 1-5750-71784E-PT5 STEP 2 AND INSTALLED IAW STEP 3.  REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100.

---
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.