# SDR DALA2017051804083

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2017
- Submitted: May 22, 2017
- Operation: Air carrier
- Aircraft: [N557NW](https://openairdocs.org/aircraft/N557NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 33393
- Aircraft time: 43,215 hours, 19,145 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Threshold
- Condition: Corroded
- Location: Fwd Cargo
- 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/DALA2017051804083

## Discrepancy

FWD CARGO THRESHOLD FITTING MOUNTING PLATE HAS CORROSION.   REMOVED CORROSION AND FOUND TO BE WITHIN LIMITS IAW  SRM.

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