# SDR SWAA2021091407399

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2021
- Submitted: September 14, 2021
- Operation: Air carrier
- Aircraft: [N903WN](https://openairdocs.org/aircraft/N903WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32457
- Aircraft time: 45,600 hours, 27,306 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- 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/SWAA2021091407399

## Discrepancy

LT HORZ STAB LOWER SKIN CRACKED RIB STA 194 APPROX. 9.5 INCHES FROM FRONT SPAR ; / [01] CUT OUT DAMAGE IAW SRM 55-10-01-2R-11.; [02] VERIFIED DAMAGE CUTOUT PER NDT PART 6 51-00-00 PROCEDURE 23 AND SRM 55-10-00-2R-11.; [03] FABRICATED REPAIR DOUBLER IAW SRM 55-10-01-2R-11; [04] C/W; [05] FABRICATED REPAIR PARTS IAW SRM 55-10-01-2R-11.; [06] FABRICATED REPAIR PARTS IAW SRM 55-10-01-2R-11. C/W INSPECTION; [07] OK TO INSTALL REPAIR PARTS.; [08] OK TO INSTALL REPAIR PARTS.<BR>RII INSPECTION C/W.; [09] INSTALLED REPAIR PARTS IAW SRM 55-10-01-2R-11.; [10] INSTALLED REPAIR PARTS IAW SRM 55-10-01-2R-11.<BR>RII INSPECTION C/W.; [11] OK TO INSTALL 331 BZ.; [12] REPAIRED SKIN CRACK IAW SRM 55-10-01-2R-11.

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