# SDR IPXA2025100196817

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2025
- Submitted: October 1, 2025
- Operation: Air carrier
- Aircraft: N259UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48417
- Aircraft time: 92,928 hours, 21,015 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron Splice
- Part number: AEA76531
- Condition: Corroded
- Location: Zone 100
- 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/IPXA2025100196817

## Discrepancy

CTR CARGO BILGE AREA STA 5-53 TO 5-73 LONGERON 48L HAS CORROSION.    74-049 ATA CODE 53 QC AUDIT C/W

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