# SDR DALA1036939864

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2010
- Submitted: December 30, 2010
- Operation: Air carrier
- Aircraft: N773NC
- 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: 47775
- Aircraft time: 73,440 hours, 70,600 cycles
- Engine: Pwa JT8D9
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Corroded
- Location: Main 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/DALA1036939864

## Discrepancy

DURING M-CHECK, FOUND MAIN CABIN FLOOR PANEL 78 HAS CORROSION AROUND FASTENER HOLES.  REMOVED CORROSION IAW SRM 51-10-3, MAT LOSS FOUND TO BE OUT OF LIMITS. FABRICATED DOUBLER IAW SRM 51-70-4, 2 EA HOLES.  REMOVED CORROSION ON 8 OF 10 HOLES FOUND TO BE WITHIN LIMITS IAW SRM 51-10-2.

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