# SDR SWAA2021011240485

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 8, 2021
- Submitted: January 28, 2021
- Operation: Air carrier
- Aircraft: N401WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29813
- Aircraft time: 68,079 hours, 40,102 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/SWAA2021011240485

## Discrepancy

RT HORIZONTAL STAB REMOVABLE LEADING EDGE 341B NR 3 RIB IS CRACKED.  REMOVED & REPLACED THE (CRACK) R/H HORIZONTAL STAB REMOVABLE L/E 341B # 3 RIB IAW SRM 51-40-02-0G-0 PAR 4 (B)(C)(1-3)

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