# SDR SWAA2020032442686

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2020
- Submitted: March 24, 2020
- Operation: Air carrier
- Aircraft: [N424WN](https://openairdocs.org/aircraft/N424WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29828
- Aircraft time: 61,632 hours, 36,258 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Web
- Condition: Corroded
- Location: Lt Wing
- 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/SWAA2020032442686

## Discrepancy

LEFT WING REAR SPAR WEB CORRODED AT IRSS 145 RIGHT ABOVE BOOST PUMP, GROUNDING STRAP (JUMPER) MOUNT POSITION         ACCOMPLISHED CORROSION DAMAGE REMOVAL AND INSPECTION ON L/H WING REAR SPAR WEB AT BOOST PUMP AND IRSS145 PER RES # 2015745-12 REV IR AND EA 1-757-16885 REV IR AS PERMANENT REPAIR

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