# SDR AALA202201253632

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2022
- Submitted: January 25, 2022
- Operation: Air carrier
- Aircraft: [N823NN](https://openairdocs.org/aircraft/N823NN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 29560
- Aircraft time: 35,855 hours, 14,674 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Condition: Cracked
- Location: Zone 300 - Stabs
- 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/AALA202201253632

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CRACK FOUND ON HORIZONTAL SKIN LOCATED AT STA 95.96, BUTT LINE 11. INSTALLED DOUBLER IN ACCORDANCE WITH SRM 55-10-01-2R-11.

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