# SDR AALA202211075418

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2022
- Submitted: November 7, 2022
- Operation: Air carrier
- Aircraft: [N858NN](https://openairdocs.org/aircraft/N858NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30904
- Aircraft time: 35,858 hours, 14,865 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- 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/AALA202211075418

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CRACK IN LEFT HAND HORIZONTAL STABILIZER RIB LOCATED AT FIRST STIFFENER FROM THE FRONT SPAR, STABILIZER STA 129.50. REPAIRED RIB PER SRM 55-10-09-2R-4.

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