# SDR CALA0400148

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2004
- Submitted: February 23, 2004
- Operation: Air carrier
- Aircraft: [N17104](https://openairdocs.org/aircraft/N17104), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27294
- Aircraft time: 36,078 hours, 10,515 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 146N3531
- 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/CALA0400148

## Discrepancy

INSPECTION FOUND A 3 INCH CRACK IN FUSELAGE SKIN AT STA 1620-1640, S21R, JUST BELOW AND FORWARD OF R-3 DOOR.  A DOUBLER WAS INSTALLED IAW SRM 53-00-01, FIGURE 214.  A DIP WAS ISSUED TO INSPECT FASTENERS EVERY 1,000 FLIGHT CYCLES AND TO PERFORM A PERMANENT REPAIR AT 3,000 FLIGHT CYCLES.

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