# SDR USAA061294

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 30, 2006
- Submitted: October 30, 2006
- Operation: Air carrier
- Aircraft: N406US
- Make and model: Boeing 737401
- Aircraft serial: 23876
- Aircraft time: 50,675 hours, 50,675 cycles
- System (JASC): [5415 · Nacelle/Pylon, Attach Fittings](https://openairdocs.org/jasc/5415)
- Part: Skin
- Condition: Cracked
- Location: Nr 1 Nacelle
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA061294

## Discrepancy

FOUND SKIN CRACKED NR 1 ENG PYLON AT PANEL 5727 O/B SIDE.  INSTALLED DOUBLER IAW TY 54-30-07, DEFECT SIZE: 3".

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