# SDR DALA1123039878

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2011
- Submitted: March 30, 2011
- Operation: Air carrier
- Aircraft: N787NC
- 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: 48149
- Aircraft time: 67,736 hours, 61,525 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Corroded
- Location: Cabin
- 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/DALA1123039878

## Discrepancy

MAIN CABIN METAL SKIN FLOOR PANEL NR 65 HAS CORROSION AROUND EDGES.  REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW  DC-9 SRM 53-01 FIG 1 SH 3.  REMOVED DAMAGE 8.5 X 21 INCHES.  FABRICATED AND INSTALLED DOUBLER IAW DC-9 SRM 53-01 FIG 4 AND ER/A 489369-14.  APPLIED PERMANENT REPAIR ID TAG PER PS900-5-1 N 4.  DOUBLER MAT .032 7075-T6.

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