# SDR SWAA2020092414873

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 4, 2020
- Submitted: September 24, 2020
- Operation: Air carrier
- Aircraft: [N497WN](https://openairdocs.org/aircraft/N497WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32479
- Aircraft time: 54,478 hours, 32,216 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: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020092414873

## Discrepancy

CRACK INSPAR RIB STAB STA 120.30 AT 36 INCHES THE FRONT SPART AT LT HORIZONTAL STABILIZER (1 EA).  PERFORMED REPAIR IN INSPAR RIB STAB 120.30 AT 27 INCH AND 36 INCH, IAW SRM B737-700 55-10-09-2R-5 REPAIR 5 FIG 204.  ALL STEPS ARE DOCUMENTED ON L178710.

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