# SDR SWAA2021080335841

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2020
- Submitted: August 3, 2021
- Operation: Air carrier
- Aircraft: [N435WN](https://openairdocs.org/aircraft/N435WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32455
- Aircraft time: 60,034 hours, 35,665 cycles
- System (JASC): [5540 · Rudder Structure](https://openairdocs.org/jasc/5540)
- Part: Counterweight
- Condition: Corroded
- Location: Rudder
- 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/SWAA2021080335841

## Discrepancy

RUDDER COUNTER BALANCE WEIGHT HAS SURFACE CORROSION / REMOVED AND REPLACED COUNTER BALANCE WEIGHT PER CMM 55-40-09

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