# SDR DALA1200776303

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2012
- Submitted: January 6, 2012
- Operation: Air carrier
- Aircraft: N663US
- Make and model: Boeing 747451
- Aircraft serial: 23818
- Aircraft time: 95,626 hours, 12,445 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Fuselage
- 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/DALA1200776303

## Discrepancy

39/100 PERFORM THE J/C 5331-01178-01A.  INSPECTION LOWER LOBE AFT CARGO DOOR CUTOUT UPPER FORWARD CORNER PER FIGURE 3.  FOUND NR 2 FASTENER HOLE CRACKED.  REPAIRED PER SRM 53-60-01 REPAIR 3 FIGURE 201 AND ERA 496583-14.

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