# SDR CALA2026081118482

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2026
- Submitted: August 12, 2026
- Operation: Air carrier
- Aircraft: [N39297](https://openairdocs.org/aircraft/N39297), registered now
- Make and model: Boeing 737824
- Aircraft serial: 34003
- Aircraft time: 59,381 hours, 21,864 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 143A324129
- Condition: Corroded
- 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/CALA2026081118482

## Discrepancy

FWD CARGO AFT BULKHEAD STR 27L, BS  540 CORRODED.   ACCOMPLISHED PERMANENT REPAIR AT STRINGER 27L BETWEEN BS  500I & 540 IAW ESR 24-15503 AND ECRA 5330-07798 INSTRUCTIONS.

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