# SDR SWAA2025060977774

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2025
- Submitted: June 9, 2025
- Operation: Air carrier
- Aircraft: [N443WN](https://openairdocs.org/aircraft/N443WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29838
- Aircraft time: 72,223 hours, 42,968 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Zone 200
- 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/SWAA2025060977774

## Discrepancy

CRACK INDICATION NOTED AT STR 1 BETWEEN 727A+10 AND 727A+12(FWD OF WIFI DOUBLER). HIGHEST READING NOTED OF 67% FSH WITH PAINT.  APPLIED PAINT STRIPPER TO DESIGNATED LOCATION IAW AMM 51-21-11.  VERIFIED CRACK INDICATION WITH PAINT REMOVED PER 737 NDT MANUAL; PART 4 53-30-07. HIGHEST CRACK INDICATION NOTED WAS 70.5% FSH.

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