# SDR CALA2017040400786

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2017
- Submitted: April 4, 2017
- Operation: Air carrier
- Aircraft: [N87531](https://openairdocs.org/aircraft/N87531), registered now
- Make and model: Boeing 737824
- Aircraft serial: 39999
- Aircraft time: 20,932 hours, 7,119 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 182A4001
- Condition: Cracked
- Location: Horizontal 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/CALA2017040400786

## Discrepancy

CRACK INDICATED WHILE PERFORMING C-SCAN ON LT HORIZONTAL STAB LOWER I NSPAR SKIN AT 184.70, 10 INCHES FROM T/E.   VERIFIED WITH EDDY CURRENT. CUT OUT DAMAGED AREA AND INSTALLED DOUBLER REPAIR IAW SRM 55-10-0 1 REPAIR 11.

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