# SDR CALA2025073107131

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2025
- Submitted: July 31, 2025
- Operation: Air carrier
- Aircraft: [N73283](https://openairdocs.org/aircraft/N73283), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31606
- Aircraft time: 66,576 hours, 24,786 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 143A980380
- Condition: Cracked
- Location: Zone 100
- 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/CALA2025073107131

## Discrepancy

AREA AFT OF FORWARD CARGO COMPARTMENT INTERCOASTAL IS BENT AND REPLACE CRACKED B.S. 500L TO 520 STRINGER 28L. REF AAR N/R 9983846 REMOVED AND INSTALLED NEW INTERCOASTAL BETWEEN STA 500L AND STA S20 ABOVE STRINGER 28L PER B737-800 SRM 51-40-02-0G-0 AND BOEING DRAWING 143A7902.   REMOVED AND INSTALLED NEW INTERCOSTAL BETWEEN STA 500L AND STA S20 ABOVE STRINGER 28L PER SRM 51-40-02-0G-0 AND BOEING DRAWING 143A7902.

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