# SDR CALA2026090719252

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2026
- Submitted: September 9, 2026
- Operation: Air carrier
- Aircraft: [N78509](https://openairdocs.org/aircraft/N78509), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31638
- Aircraft time: 58,307 hours, 21,354 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Spar
- Part number: 182A240427075T6
- Condition: Cracked
- Location: Zone 300
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026090719252

## Discrepancy

RIGHT HORIZONTAL STABILIZER  FRONT SPAR O/B FIXED WEB HAS A CRACK ON INSPECTION HOLE.   REPAIR ACCOMPLISHED IAW ESR-WI 10-15674 AND ECRA 5510-03391. INPUT FOR RH HORZ STAB REPAIR.

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