# SDR CALA2025112711508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2025
- Submitted: November 28, 2025
- Operation: Air carrier
- Aircraft: [N71411](https://openairdocs.org/aircraft/N71411), registered now
- Make and model: Boeing 737924
- Aircraft serial: 30128
- Aircraft time: 64,830 hours, 26,916 cycles
- System (JASC): [5713 · Wing, Longeron/Stringer](https://openairdocs.org/jasc/5713)
- Part: Stringer
- Part number: 112A3209205
- Condition: Cracked
- Location: Zone 500
- 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/CALA2025112711508

## Discrepancy

INSIDE FUEL PANEL 532RB STRINGER U9 HAS A CRACK IN END OF STRINGER AND APPEARS TO END IN FASTENER HOLE.  REPAIRED L/W U9 STRINGER END IAW UAL ECRA 5720-03581 REV ORIGINAL USING FASTENER OPTION C AND UAL AVO INT-11172025-0411-1 WITH NO DEVIATIONS

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