# SDR CALA2025101309982

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2025
- Submitted: October 13, 2025
- Operation: Air carrier
- Aircraft: [N33284](https://openairdocs.org/aircraft/N33284), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31635
- Aircraft time: 66,230 hours, 24,640 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/CALA2025101309982

## Discrepancy

CRACK FOUND AT RIGHT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 120.30 , 19" FROM REAR SPAR, I/B ROW. CRACK LENGTH : 0.343".  REPAIRED AREA AND FABRICATED REPAIR PARTS LOWER INSPAR SKIN AT STAB. STA 120.30 AND 129 AND 138 RIGHT HORIZONTAL STABILIZER IN REF TO SRM 55-10-01-2R-11. FIG. 204.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.