# SDR USAA040775

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2004
- Submitted: November 17, 2004
- 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
- Engine: Cfmint CFM563B2
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Pin
- Condition: Corroded
- Location: Rt Horiz Hinge
- Part time: 38,880 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA040775

## Discrepancy

PIT - C3, PIN ASSEMBLIES, 1 INCH BY 1 INCH AREA, CORROSION; NO LEVEL OR TASK.  RT HORIZ HINGE PINS (INNER AND OUTER) HORIZ STAB.  REMOVED AND REPLACED INNER AND OUTER HINGE PIN ASSY IAW EA 79359/ DRAFT EO 5502V025.

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