# SDR K11A2019031222

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2018
- Submitted: March 20, 2019
- Operation: Air carrier
- Aircraft: [N405CK](https://openairdocs.org/aircraft/N405CK), registered now
- Make and model: Boeing 727264
- Aircraft serial: 22982
- Aircraft time: 54,937 hours, 37,982 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Corroded
- 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/K11A2019031222

## Discrepancy

CORROSION ON LT STAB RIBS ST 24.9,39.02,66.54,4.07,121.59,149.12,176.64,195,213.32.

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