# SDR CALA0400451

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2004
- Submitted: May 4, 2004
- Operation: Air carrier
- Aircraft: [N27239](https://openairdocs.org/aircraft/N27239), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28951
- Aircraft time: 14,785 hours, 5,252 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 143A7510
- 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/CALA0400451

## Discrepancy

INSPECTION FOUND RIGHT INTERCOSTAL UNDER Z-CHANNEL IN FORWARD CARGO PIT CORRODED AT STA 500D AND 500E.  THE INTERCOSTAL WAS REMOVED AND REPLACED IAW SRM 51-40-02 AND DRAWING 143A7510.

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