# SDR SWAA103693

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2010
- Submitted: June 25, 2010
- Operation: Air carrier
- Aircraft: [N388SW](https://openairdocs.org/aircraft/N388SW), registered now
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 26591
- Aircraft time: 53,150 hours, 44,132 cycles
- System (JASC): [5714 · Wing, Center Box](https://openairdocs.org/jasc/5714)
- Part: Stiffener
- Part number: BAC1503
- Condition: Cracked
- Location: Center Wing Box
- 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/SWAA103693

## Discrepancy

DURING SCHEDULED 16Y CHECK, FOUND CENTER WING BOX STIFFENER CRACKED AT BS 663.75, RBL 6.15.  REMOVED AND REPLACED STIFFENER PER ACO.

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