# SDR QXEA2012123101740

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 31, 2012
- Submitted: January 2, 2013
- Operation: Air carrier
- Aircraft: N423QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4153
- Aircraft time: 13,885 hours, 14,885 cycles
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Torque Tube
- Condition: Damaged
- Location: Escape Hatch
- 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/QXEA2012123101740

## Discrepancy

COCKPIT ESCAPE HATCH TORQUE TUBE RT HINGE FITTING HAS SHARP DAMAGE IN THE RADIUS TO THE FLANGE.  BLENDED DAMAGE IAW SRM 51-14-00-02-04.  HFEC CRACK FREE. REMOVED MATERIAL WITHIN LIMITS OF RD 8/4-52-885.  PRIMED AND TREATED AREAS.

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