# SDR ASOA02412

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2002
- Submitted: September 18, 2002
- Operation: Air carrier
- Aircraft: N639AS
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120283
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 12004137005
- Condition: Corroded
- Location: Fuselage
- 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/ASOA02412

## Discrepancy

DURING C-CHECK INSPECTION IN BNA, STRINGER 17 LEFT WAS FOUND TO BE CORRODED OUT OF LIMITS BETWEEN FRAMES 20 AND 22.  MAINTENANCE REMOVED AND REPLACED THE CORRODED STRINGER IAW SRM 51-40-02.  (M)

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