# SDR 20001109SH020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2000
- Submitted: November 9, 2000
- Operation: General aviation
- Aircraft: [N387SC](https://openairdocs.org/aircraft/N387SC), registered now
- Make and model: Cessna 550
- Registry model: [Cessna 550](https://openairdocs.org/model/cessna-550) (OpenAirDocs)
- Aircraft serial: 5500142
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Stringer
- Condition: Corroded
- Location: Aileron Bellck
- Part time: 7,566 hours
- 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/20001109SH020

## Discrepancy

WHILE INVESTIGATING A PROBLEM OF FUEL IN THE CABIN, AN AREA OF SEVERE CORROSION WAS FOUND.  THE CORROSION WAS LOCATED IN A STRINGER UNDER THE AILERON BELLCRANK UNDER THE AFT CABIN FLOOR.  THE CORRODED STRINGER IS IN THE SAME LOCATION OF A SIMILARLY CORRODED STRINGER FOUND ON AN S550 AIRCRAFT, 5500024.  SUBMITTER STATED IT SHOULD BE NOTED THE AREA IN QUESTION IS NOT EASILY SEEN.  (X)

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