# SDR 7AHR201408082350

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2014
- Submitted: August 8, 2014
- Operation: Air carrier
- Aircraft: N120MN
- Make and model: Doug MD 83
- Registry model: [Doug MD 83](https://openairdocs.org/model/mcdonnell-douglas-md-83) (OpenAirDocs)
- Aircraft serial: 53120
- Aircraft time: 41,837 hours, 41,922 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Channel
- 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/7AHR201408082350

## Discrepancy

SEVERAL AREAS OF CORROSION WERE FOUND ON LN VERT AFT SPAR Z CHANNEL BETWEEN STATION ZRS 149.670 TO 111.880.  Z CHANNEL WAS FOUND TO BE OUT OF LIMITS.  FABRICATED CHANNEL & INSTALLED REPAIR IAW SRM 51-70-5.

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