# SDR USAA070197

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 15, 2007
- Submitted: March 15, 2007
- Operation: Air carrier
- Aircraft: [N423US](https://openairdocs.org/aircraft/N423US), registered now
- Make and model: Boeing 737401
- Aircraft serial: 23990
- Aircraft time: 49,240 hours, 49,240 cycles
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Angle
- 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/USAA070197

## Discrepancy

NR 1 ENGINE PYLON AFT AREA, ANGLE TIE CRACKED.  FABRICATED & INSTALLED NEW ANGLE PER BOEING DWG 65C26300 & SRM 51-10-02, DEFECT SIZE:  3 INCHES.

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