# SDR UPS02M39422

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2002
- Submitted: September 13, 2002
- Operation: Air carrier
- Aircraft: [N254UP](https://openairdocs.org/aircraft/N254UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft time: 37,930 hours, 7,141 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- 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/UPS02M39422

## Discrepancy

INSPECTION TYPE:C CABIN FLOORBEAM HAS SURFACE CORROSION AND FASTENERS CORRODED AT STA 1361 X=115.00 TO X=107.25.  FLOORBEAM AREA CORROSION BLENDED OUT AND FOUND EXCEEDS LIMIT PER SRM 53-00-01 VOL I.

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