# SDR SWAA2023041211692

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2023
- Submitted: April 12, 2023
- 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: 65,630 hours, 38,789 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Panel
- Condition: Delaminated
- Location: Zn 500 Left Wing
- 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/SWAA2023041211692

## Discrepancy

LEFT WING LOWER LEADING EDGE PANEL #521PB; CORNER EDGE DELAMINATED (DOT 223-LW521PB).<[01] PREPARED DAMAGED AREA FOR REPAIR ON LEFT WING LOWER LEADING EDGE PANEL#521PB PER B737 SRM 51-70-04-2R-13;[02] MEASUREMENTS;[03] REPAIRED DAMAGED AREA ON LEFT WING LOWER LEADING EDGE PANEL #521PB PER B737 SRM 51-70-04-2R-13 MATERIAL USED PO#1800218 PO#1690463;[04] VERIFIED STEP 1; 2 AND 3.

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