# SDR QXEA9900256

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N499US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11182
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Frame
- Condition: Cracked
- Location: Emer Exit Door
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA9900256

## Discrepancy

PDX - LEFT-HAND AFT OVERWING EMERGENCY EXIT HAS CRACK IN TOP FORWARD CORNER FRAME PROFILE AT RIVET LINE.  REPAIRED IAW HORIZON AIR EO 4-52-21E.

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