# SDR ASAA0640601

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2006
- Submitted: May 18, 2006
- Operation: Air carrier
- Aircraft: [N778AS](https://openairdocs.org/aircraft/N778AS), registered now
- Make and model: Boeing 737-4Q8
- Registry model: [Boeing 737-4Q8](https://openairdocs.org/model/boeing-737-4q8) (OpenAirDocs)
- Aircraft serial: 25110
- Aircraft time: 42,339 hours, 23,865 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sill
- Part number: 6545875U70
- Condition: Corroded
- Location: Bs 277-280
- 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/ASAA0640601

## Discrepancy

FOUND CORROSION ON MOPSILL  CORROSION ON MOPSILL FOUND TO BE OUT OF LIMITS.  REMOVED AND REPLACED MOPSILL PER SRM 53 10 15.

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