# SDR DALA2016050903794

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2016
- Submitted: May 9, 2016
- Operation: Air carrier
- Aircraft: [N554NW](https://openairdocs.org/aircraft/N554NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26501
- Aircraft time: 40,490 hours, 18,453 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Ballscrew
- Condition: Corroded
- Location: Nr 5 Flap
- 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/DALA2016050903794

## Discrepancy

GIMBLE SHOWS SIGNS OF RUST.  NR 5 FLAP TRACK GIMBLE.  REPLACED BALLSCREW ASSY IAW AMM 27-51.

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