# SDR AALA20151124013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2015
- Submitted: November 28, 2015
- Operation: Air carrier
- Aircraft: [N978AN](https://openairdocs.org/aircraft/N978AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30100
- Aircraft time: 43,044 hours, 17,518 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 186A1000
- 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/AALA20151124013

## Discrepancy

LEFT HORIZONTAL STABILIZER LOWER SKIN HAS TWO CRACKS ALONG RIB AREA.  RIB APPROX 70" FROM INBD END , SEAL & BETWEEN 22" & 33" FROM FWD SPAR.  INSTALLED DOUBLER & FILLERS IAW 55-10-01-2R-11.

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