# SDR JGVR202001112001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2020
- Submitted: November 12, 2020
- Operation: Air carrier
- Filed by: [Duncan Aviation Inc, repair station JGVR194F](https://openairdocs.org/faa-repair-station/JGVR194F/duncan-aviation-inc.md) (OpenAirDocs)
- Aircraft: N375QS
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 6800230
- Aircraft time: 11,336 hours, 7,433 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Spar
- Condition: Corroded
- Location: Vertical Stab
- 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/JGVR202001112001

## Discrepancy

VERTICAL STAB AFT SPAR LT UPPER ANGLE HAS 2 AREAS OF VERIFIED INTERGRANULAR CORROSION.  MECHANICALLY BLENDED CORROSION ON VERTICAL STAB AFT SPAR RT UPPER ANGLE, ABOVE RUDDER LOWER HINGE, IAW CESSNA 680 SRM 51-70-02.  FOUND BLENDED AREA TO BE OUT OF LIMITS, PER CESSNA 680 SRM 51-70-02.  SUBMITTED FINDINGS TO TEXTRON ENGINEERING.  PERFORMED TEXTRON FIELD REPAIR FR-680-0230-8474 REV -.  TITLED FIELD REPAIR-CORROSION, VERTICAL STABILIZER, RT REAR SPAR CAP, VFS 169 TO 171, DATED: 10/14/2020.  SUPPORTED BY FAA FORM 8100-9.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.