# SDR UPS02437685

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2002
- Submitted: March 15, 2002
- Operation: Air carrier
- Aircraft: [N673UP](https://openairdocs.org/aircraft/N673UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20325
- Aircraft time: 68,011 hours, 20,052 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Pressure Panel
- 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/UPS02437685

## Discrepancy

INSPECTION TYPE:C LEFT WLG W/W PRESSURE DECK WEB FOUND CORROSION CRACK AT STA 1319-1323 LBL 128-130.  PATCH REPAIRED AS PER SRM 51-40-02 FIG 1.

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