# SDR SWAA2021101420875

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2021
- Submitted: October 14, 2021
- Operation: Air carrier
- Aircraft: [N904WN](https://openairdocs.org/aircraft/N904WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36616
- Aircraft time: 45,638 hours, 27,243 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Skin
- Condition: Cracked
- Location: Rh Hor 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/SWAA2021101420875

## Discrepancy

R/H LOWER HORIZONTAL STAB INSPAR SKIN; STAB STA 193.9 HAS A 1' CRACK 18' FROM THE REAR SPAR.   CUT OUT THE DAMAGED AREA PER SRM 55-01-2R-11.  VERIFIED DAMAGE REMOVAL PER NDT PART 6 51-00-00 PROCEDURE 23.  CUT OUT THE DAMAGED AREA PER SRM 55-10-01-2R-11.   VERIFIED DAMAGE CUTOUT CORRECTIVE ACTION 1 PER NDT PART 6 51-00-00 PROCEDURE 23 AND SRM 55-10-01-2R-11.  MADE REPAIR PARTS PER SRM 55-10-01-2R-11.   INSPECTED WORK PERFORMED ON C/A #5. TREATED AND PAINTED REPAIR PARTS PER SRM 55-10-01-2R-11.  INSPECTED WORK PERFORMED ON C/A #7.  COMPLETED REPAIR IAW SRM 55-10-01-2R-11.  INSPECTED REPAIR IAW SRM 55-10-01-2R-11.

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