# SDR IPXA1M70287

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2011
- Submitted: November 9, 2011
- 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: 60,841 hours, 11,433 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Condition: Corroded
- Location: Bs 1019
- 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/IPXA1M70287

## Discrepancy

INSPECTION TYPE:C, FWD CARGO BILGE AREA AT BS 1019 LONGERON 51R,  FOUND CORRODED.  CORROSION EXCEED LIMITS IAW SRM 53-00-00 FIG 205.  CORRODED AREA TRIMMED OFF & HFEC INSPECTION PERFORMED, NO CRACK EVIDENT.  NEW LONGERON FABRICATED IAW DWG ADA8091, REV E & SPLICES FABRICATED IAW SRM 53-00 -05, FIG 201.  LONGERON & SPLICES INSTALLED PER SRM 53-00-05 FIG 202 REPAIR 1 REV 47.

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