# SDR JIKA2026051901

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2026
- Submitted: May 19, 2026
- Operation: Air carrier
- Aircraft: [N31703](https://openairdocs.org/aircraft/N31703), registered now
- Make and model: Beech 1900C
- Registry model: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (OpenAirDocs)
- Aircraft serial: UB10
- Aircraft time: 44,513 hours, 59,868 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Spar Angle
- Part number: 10164001010
- Condition: Corroded
- Location: Zone 300
- 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/JIKA2026051901

## Discrepancy

DURING AN EVENT 6 SCHEDULED INSPECTION OF BEECHCRAFT MODEL 1900C AIRCRAFT N31703 (SERIAL NUMBER UB-10), PDX MAINTENANCE FOUND CORROSION ON THE VERTICAL STABILIZER REAR SPAR LH ANGLE THAT EXCEEDED THE REPAIR LIMITS IN TEXTRON 1900C SRM CHAPTERS 51-40-02 AND 51-40-06, REVISION D0, DATED MAY 1, 2019.  AMERIFLIGHT PART 145, JIKR213F, REPLACED THE LH ANGLE WITH A NEWLY MANUFACTURED HAWKER BEECHCRAFT ANGLE EXTRUSION, PART NUMBER 101-640010-10. THE REPAIR STATION ALSO CONDUCTED A HIDDEN DAMAGE INSPECTION AND FOUND NO ADDITIONAL DAMAGE. REFERENCE WORK ORDER #0011272, DATED MAY 14, 2026.

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