# SDR GR4D201411240003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2014
- Submitted: November 24, 2014
- Operation: General aviation
- Aircraft: [N477QS](https://openairdocs.org/aircraft/N477QS), registered now
- Make and model: Gulstm GIV
- Aircraft serial: 1377
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Flap Track
- Part number: 1159WM2010513B14
- Part serial: NSN
- Condition: Corroded
- Location: Zone 500
- Part time: 12,423 hours, 6,113 cycles
- 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/GR4D201411240003

## Discrepancy

LT WING C FLAP TRACK UPPER FITTING CORRODED, REPLACED UPPER FITTING WITH NEW ONE.

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