# SDR SWAA2018022720107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2018
- Submitted: February 27, 2018
- Operation: Air carrier
- Aircraft: N711HK
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27845
- Aircraft time: 69,547 hours, 41,754 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Part number: 112A100313
- Condition: Corroded
- Location: Lt 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/SWAA2018022720107

## Discrepancy

LEFT WING AFT SPAR CORRODED AT UPPER AND LOWER BONDING STRAP ATTACH POINTS FOR NR 1 FUEL BOOST PUMP.     REPAIRED THE AFT SPAR IAW EA.

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