# SDR FDEA202001030014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2020
- Submitted: January 3, 2020
- Operation: Air carrier
- Aircraft: [N574FE](https://openairdocs.org/aircraft/N574FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48499
- Aircraft time: 87,878 hours, 20,658 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Structure
- Part number: NPB6772
- Condition: Corroded
- Location: Bs 1225-1231
- 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/FDEA202001030014

## Discrepancy

UPPER CARGO COMPARTMENT; X=98-106  Y=1225-1231 UNDER FLOOR UPPER INTERNAL   STRUCTURE HAS LEVEL 2/3 CORROSION 5" X 7". REMOVED FASTENERS, REMOVED THE CORROSION, NDT CHECKED FOR MATERIAL LOSS   AFTER BLENDING, HOLES WERE ALSO CHECKED WITH NO DEFECTS NOTED, AREA WAS   TREATED, PRIMED, FASTENERS WERE RE-INSTALLED, AREA WAS PAINTED & VAPOR BARRIER   WAS RE-APPLIED.

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