# SDR CALA2009022300107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2009
- Submitted: February 23, 2009
- Operation: Air carrier
- Aircraft: [N73406](https://openairdocs.org/aircraft/N73406), registered now
- Make and model: Boeing 737924
- Aircraft serial: 30123
- Aircraft time: 23,543 hours, 9,772 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 141A541012
- Condition: Cracked
- 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/CALA2009022300107

## Discrepancy

FORWARD ENTRYWAY INTERCOSTAL LOCATED BETWEEN FLOORBEAMS STATIONS 312 AND 328, LBL 45 CRACKED AT FASTENER HOLE.  REMOVED AND REPLACED INTERCOSTAL AT STATION 312 - 328, LBL 45 PER SRM 51-40-02.

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