# SDR SWAA2021062368900

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2021
- Submitted: June 23, 2021
- Operation: Air carrier
- Aircraft: [N938WN](https://openairdocs.org/aircraft/N938WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36645
- Aircraft time: 39,916 hours, 24,221 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Stiffener
- 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/SWAA2021062368900

## Discrepancy

LEFT HAND STABILIZER INSPAR RIB AT STAB STA. 129.50 3RD STIFFENER IS CRACKED / REMOVED CRACK DAMAGE AT LEFT HAND STABILIZER INSPAR RIB AT STAB STA. 129.50 3RD STIFFENER FROM FRONT SPAR AND INSTALLED REPAIR IAW SRM 55-10-09-2R-4 REPAIR 4 FIG 202 DETAIL A.

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