# SDR UIEA200600112

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2006
- Submitted: May 25, 2006
- Operation: Air carrier
- Aircraft: [N809MC](https://openairdocs.org/aircraft/N809MC), registered now
- Make and model: Boeing 747228F
- Aircraft serial: 20887
- Aircraft time: 101,549 hours, 23,156 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Spar
- Part number: 65B085321
- 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/UIEA200600112

## Discrepancy

CORROSION DAMAGE FOUND IN SUBJECT SPAR AFT FLANGE AT WBL 770.  INTERIM REPAIR TO OUTBOARD TRAILING EDGE MIDFLAP, NR 3 SPAR LOWER CHORD ACCOMPLISHED AS PER BOEING MESSAGE 1-177581561 AND FAA FORM 8100-9.  DETAIL VISUAL INSPECTION THE EXPOSED AFFECTED AREA, FOR DEGRADATION, INCLUDING CORROSION, CRACKS AND LOOSE FASTENERS EVERY C-CHECK NOT TO EXCEED 24 MONTHS.

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