# SDR DALA12016423210

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2012
- Submitted: December 19, 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): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Beam
- Part number: D5227902820400
- Condition: Corroded
- Location: Emergency Exit
- 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/DALA12016423210

## Discrepancy

DURING INSPECTION, FOUND FWD LT OVERWING EMERGENCY EXIT DOOR CURVED BEAM HAS CORROSION.  REMOVED CORROSION FROM CURVED BEAM IAW SRM 51-74-00  AND CHECK LIMITS ORIG THICK .039" AFTER REWORK .033" MAT. LOSS .006" NO ESTABLISH LIMITS IN SRM.  BLENDED AREA L=5.5" W=3.5" D=.006" IAW SRM 52-20-00, TABLE 103.  RECEIVED NEW CURVED BEAM, PN D5227902820400 BATCH NR 0002370531.  INSTALLED NEW CURVED BEAM IAW SRM 51-42-11 AND 52-20-00, FIG 201.

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