# SDR ASAA2018102926607

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2018
- Submitted: October 29, 2018
- Operation: Air carrier
- Aircraft: [N597AS](https://openairdocs.org/aircraft/N597AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35689
- Aircraft time: 40,118 hours, 12,261 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 186A100041
- Part serial: SAIC1217
- 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/ASAA2018102926607

## Discrepancy

LT HORIZ LOWER SKIN HAS A CRACK AT STA 166. GROUNDED - YES. REPAIRED LT HORIZ LOWER SKIN IAW ARM 55 10 01 2R 11 REPAIR IS CATEGORY B WITH THRESHOLD OF 56,000 CYCLES WITH INSPECTION INTERVALS EVERY 9,000 CYCLES/.

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