# SDR SWAA2022021618094

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2018
- Submitted: February 16, 2022
- Operation: Air carrier
- Aircraft: [N257WN](https://openairdocs.org/aircraft/N257WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32515
- Aircraft time: 42,030 hours, 24,898 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/SWAA2022021618094

## Discrepancy

RIGHT HORIZONTAL STAB AFT VERTICAL STIFFENER ON RIB AT STA 138.70; HAS HFEC INDICATION OF AN APPROX .25 INCH LONG CRACK APPROX. 1' BELOW UPPER SURFACE. / R/H HORIZONTAL STAB P/N 186A2000-41 S/N ICO831 (PER WIZARD ) HAS BEEN SENT OUT FOR REPAIR. R/H STAB P/N 186A2000-41 S/N SAIC0371 TAG#384547 TO BE INSTALL ON N/R G572982 ON A/C 257.

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