# SDR QXEA2011072500589

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2011
- Submitted: July 25, 2011
- Operation: Air carrier
- Aircraft: N423QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4153
- Aircraft time: 10,464 hours, 11,347 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Flap Track
- Condition: Damaged
- 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/QXEA2011072500589

## Discrepancy

LT WING NR4 FLAP TRACK VERTICAL LEG ON INBD SIDE OF TRACK HAS CHIPPED CARBIDE COATING.  BLENDED DAMAGED AREA IAW RD 8/4-57-1238.  MINIMUM REMAINING THICKNESS .150" AND CRACK FREE REF RD 8/4-57-1238.  BLENDED AREA IS WITHIN LIMITS IAW RD 8/4-57-1238.

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