# SDR DALA1128729871

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2011
- Submitted: April 26, 2011
- Operation: Air carrier
- Aircraft: [N780NC](https://openairdocs.org/aircraft/N780NC), registered now
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 48102
- Aircraft time: 72,571 hours, 67,115 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Frame
- Condition: Corroded
- Location: Airstair Door
- 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/DALA1128729871

## Discrepancy

E & E COMPARTMENT AFT LOWER END OF AIRSTAIR DOOR CUTOUT HAS CORROSION. CORR ON CORNER ANGLE FOUND TO BE OUT OF LIMITS   IAW SRM 53-01 FIG.1 75% MAT LOSS.CUT ACCESS HOLE STA 207 IN WEB TO GAIN ACCESS TO ANGLE FASTENERS 5"X 5" AREA IAW SRM 51-70-4 DEBURRED AND INST DOUBLER AND ANGLE IAW SRM 51-10-4,51-30-5, 51-30-2.

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