# SDR DALA12015113210

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2012
- Submitted: December 6, 2012
- Operation: Air carrier
- Aircraft: [N310NW](https://openairdocs.org/aircraft/N310NW), registered now
- Make and model: Airbus A320-211
- Registry model: [Airbus A320-211](https://openairdocs.org/model/airbus-industrie-a320-211) (OpenAirDocs)
- Aircraft serial: 121
- Aircraft time: 68,007 hours, 30,286 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA12015113210

## Discrepancy

AFT UTILITY AREA FLOOR SUPPORT BTW FR 65 TO FR 66 Y465 UPPER FLANGE HAS CORROSION AND 2 EA MISDRILLED HOLES.  BLENDED AREA IAW SRM 51-74-00.  ORIG MAT .079" L=1" W=1" D=.074" FOUND TO BE OUT OF LIMITS IAW SRM 53-00-14.  REPLACED FLOOR SUPPORT IAW SRM 51-42-11.

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