# SDR SWAA2020042032488

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 15, 2020
- Submitted: April 20, 2020
- Operation: Air carrier
- Aircraft: [N926WN](https://openairdocs.org/aircraft/N926WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36629
- Aircraft time: 40,878 hours, 24,621 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Stiffener
- Condition: Cracked
- Location: Lt Horiz 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/SWAA2020042032488

## Discrepancy

LH STAB HAS CRACKS ON RIB ASSY 4 (STAB STA 120.30) STIFFENER 2; 3; AND 4. / REPAIRED LH STAB RIB ASSY 4 (STAB STA 120.30) STIFFENER 2;3 AND 4 IAW SRM 55-10-09-2R-4 SRM 55-10-09-2R-5.

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