# SDR HYIA20111027004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 27, 2011
- Submitted: November 1, 2011
- Operation: Air carrier
- Aircraft: N42836
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 200
- Aircraft time: 36,410 hours, 43,608 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: S53671400254
- Condition: Corroded
- Location: Zone 100
- Part time: 36,410 hours, 43,608 cycles
- 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/HYIA20111027004

## Discrepancy

CORROSION WAS FOUND ON LOWER SKIN AT FRAME 31. CORROSION WAS REMOVED IAW SRM 51-21-58 AND FOUND TO BE OUT OF LIMITS.  REPAIRED IAW EA 12-2011-018. REPAIR PERFORMED BY TECH SERVICES UNDER W/O 17010.  DTA EVALUATION TO BE ACCOMPLISHED WITH IN 12 MONTHS IAW AC 120-93.

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