# SDR JGVR20231114001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 14, 2023
- Submitted: November 14, 2023
- Operation: Air carrier
- Filed by: [Duncan Aviation Inc, repair station JGVR194F](https://openairdocs.org/faa-repair-station/JGVR194F/duncan-aviation-inc.md) (OpenAirDocs)
- Aircraft: N370QS
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 6800099
- Aircraft time: 14,673 hours, 9,768 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JGVR20231114001

## Discrepancy

REPAIRED HORIZONTAL STABILIZER RH LOWER SKIN DUE TO LEVEL 2 CORROSION. MECHANICALLY BLENDED MULTIPLE AREAS OF CORROSION ON RH LOWER HORIZONTAL STABILIZER TRAILING EDGE SKINS. INSTALLED 2 001 DOUBLERS ON LOWER SIDE OF RH HORIZONTAL STAB WITH CR3524-4 AND CSR904B-4 RIVETS WET WITH PS870B SEALANT. THE FATIGUE AND DAMAGE TOLERANCE (F&DT) EVALUATION REQUIRED PER 14 CFR PART 25, SECTION 25.571 IS NOT INCLUDED AS PART OF THIS ENGINEERING DOCUMENT. PER NETJETS AVIATION, INC. GENERAL MAINTENANCE MANUAL 11 - THE F&DT EVALUATION MUST BE COMPLETED WITHIN 12 MONTHS FROM THE DATE OF ISSUE OF THE ASSOCIATED 8110-3. AIRCRAFT FLIGHT HOURS 14575.4 AND CYCLES 9724 AT THE TIME OF REPAIR. REPAIR RECORDED ON FAA FORM 337 DATED 14 NOV 2023.

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