# SDR QXEA9801507

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N491US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11156
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Cracked
- Location: Frame19833-19976
- 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/QXEA9801507

## Discrepancy

CRACKS EXTENDING FROM RIVETS THROUGH FUSELAGE AT VERTICAL STABILIZER CONNECTING ANGLE BETWEEN FRAMES 19833 AND 19976 ON LEFT-HAND OUTBOARD OF STRINGER 36.  REPAIRED IAW HORIZON AIR EA 4-53-567.

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