# SDR CALA2026101220283

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2026
- Submitted: October 12, 2026
- Operation: Air carrier
- Aircraft: [N73299](https://openairdocs.org/aircraft/N73299), registered now
- Make and model: Boeing 737824
- Aircraft serial: 34005
- Aircraft time: 59,104 hours, 21,723 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 182A4001
- Condition: Cracked
- Location: Zone 300
- 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/CALA2026101220283

## Discrepancy

LEFT HORIZONTAL STAB LOWER SKIN, ONE CRACK SIGNAL NOTED AT HSS 129.50, INBD SIDE LOCATED TO 9.750 INCH APROX. FWD FROM AFT SPAR. CRACK LENGTH 0.750 INCH.  PERFORMED REPAIR TO THE LT HORIZONTAL STAB LOWER SKIN  IAW SRM 55-10-01-2R-11.

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