# SDR IPXA2025060501984

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2025
- Submitted: June 6, 2025
- Operation: Air carrier
- Aircraft: [N273UP](https://openairdocs.org/aircraft/N273UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48574
- Aircraft time: 76,080 hours, 17,100 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: ADA8090503
- 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/IPXA2025060501984

## Discrepancy

EXFOLIATED CORROSION AT FWD CARGO SUMP AREA STA 979-989 BL"0"/LONGERON 52.040-43, ATA 53-10. INSTALLED 2 EA LONGERON SECTION, 3 EA LONGERON SPLICE AND 1 EA DRAIN AT FWD CARGO SUMP AREA STA 969.6 TO STA 1009.5 IAW E.A.# 011-5310-01-B0490 P3 STEP 12.  ACCOMPLISH REPAIR IN ACCORDANCE WITH EO-93986-REQ1 AND VT-SAA EA 011-5310-01-B0490 REV IR PRIOR TO FURTHER FLIGHT.  AUDITED

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