# SDR IPXA10M63030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2010
- Submitted: October 11, 2010
- Operation: Air carrier
- Aircraft: [N257UP](https://openairdocs.org/aircraft/N257UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48451
- Aircraft time: 58,507 hours, 10,847 cycles
- Engine: Ge CF680C2D1F
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: AEA7545U2
- Condition: Corroded
- Location: Sta 1159 L28r
- 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/IPXA10M63030

## Discrepancy

INSPECTION TYPE:1C, AFTER REMOVAL OF R3 DOOR SCUFF PLATE FOR NDT, FOUND CORROSSION ON EXTERNAL LONGERON BELOW DOOR CUT OUT.  REMOVED LONGERON 28R BELOW R3 DOOR CUT OUT FROM STA 1159-1341. INSTALL ED REPLACEMENT LONGERON REF SRM 51-33-01 PG 30-31.

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