# SDR USAA010060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2001
- Submitted: February 28, 2001
- Operation: Air carrier
- Aircraft: [N448US](https://openairdocs.org/aircraft/N448US), registered now
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24892
- System (JASC): [5414 · Nacelle/Pylon, Plate/Skin](https://openairdocs.org/jasc/5414)
- Part: Skin
- Condition: Cracked
- Location: Nr 1 Pylon
- Part time: 29,402 hours
- 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/USAA010060

## Discrepancy

CLT - FOUND PYLON SKIN CRACKED .5 INCH, TOP OF NR 1 PYLON LOWER AFT CORNER PYLON PANEL 5727L.  INSTALLED DOUBLER PER TR 54-30-07.  (M)

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