# SDR AALA20180512004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2018
- Submitted: May 15, 2018
- Operation: Air carrier
- Aircraft: [N840NN](https://openairdocs.org/aircraft/N840NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33518
- Aircraft time: 25,526 hours, 10,011 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Condition: Cracked
- Location: Lt Horiz Stab
- 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/AALA20180512004

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE. CRACK IN THE LOWER SKIN ON THE LEFT HORIZONTAL STABILIZER AT STA 147.90. REPAIRED SKIN PER SRM 55-10-01-2R-11.

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