# SDR CALA2023112703484

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2023
- Submitted: November 27, 2023
- Operation: Air carrier
- Aircraft: [N38727](https://openairdocs.org/aircraft/N38727), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28797
- Aircraft time: 76,338 hours, 26,895 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 186A100013
- Condition: Cracked
- Location: Lh Horiz Stab
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023112703484

## Discrepancy

CRACK FOUND ON LEFT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 129.50, 17 FROM FRONT SPAR I/B ROW. CRACK LENGTH 1.218 REF N/R 9216514 REPAIRED CRACK AT LEFT HORIZONTAL STABALIZER LOWER SKIN STA. ACCOMPLISHED BY V938928. 129.50, 17" FROM FRONT SPAR I/B ROW IN REF SRM 55-10-01-2R-11. REPETITIVE INSPECTION: INITIAL INSPECTION AT 56,000 CYCLES, REPETITIVE INSPECTION AT 9,000 CYCLES THERE AFTER.

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