# SDR AALA201902219003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 20, 2019
- Submitted: February 21, 2019
- Operation: Air carrier
- Aircraft: [N939UW](https://openairdocs.org/aircraft/N939UW), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27303
- Aircraft time: 78,759 hours, 28,263 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 146N3110686
- Condition: Corroded
- Location: Bs 1620-1640
- 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/AALA201902219003

## Discrepancy

CORROSION FOUND ON  STRINGER 29,  BETWEEN BS 1620 AND 1640.   REPAIRED THE STRINGER IAW EA 289704.

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