# SDR QXEA9800116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N486US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11237
- System (JASC): [5541 · Rudder, Spar/Rib](https://openairdocs.org/jasc/5541)
- Part: Rib
- Condition: Cracked
- Location: Rudder
- 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/QXEA9800116

## Discrepancy

PDX - RIB NR 7 AT RUDDER STA 2001 BELOW CENTER HINGE POSITION HAS CRACKS RADIATING ALONG THE ATTACH CLIPS RT AND LT.  STOP DRILLED CRACKS IAW EA 4-55-30.

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