# SDR SWAA2021082500963

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2020
- Submitted: August 25, 2021
- Operation: Air carrier
- Aircraft: N720WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27854
- Aircraft time: 74,929 hours, 44,674 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Rt 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/SWAA2021082500963

## Discrepancy

***CORROSION*** ON RIGHT WING REAR SPAR AROUND BOOST PUMP UPPER BONDING JUMPER IRSS145. MARKED / CORROSION ON RIGHT WING REAR SPAR AROUND BOOST PUMP UPPER BONDING JUMPER IRSS 145 WAS REPAIRED ON ATS ER 20-02904 REV IR AND SWA EA 20-157-01189 REV IR.

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